213464412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 641571840

約数和(自身を除く): 428107428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 67, 84, 94, 126, 134, 141, 188, 201, 252, 268, 269, 282, 329, 402, 423, 469, 538, 564, 603, 658, 804, 807, 846, 938, 987, 1076, 1206, 1316, 1407, 1614, 1692, 1876, 1883, 1974, 2412, 2421, 2814, 2961, 3149, 3228, 3766, 3948, 4221, 4842, 5628, 5649, 5922, 6298, 7532, 8442, 9447, 9684, 11298, 11844, 12596, 12643, 16884, 16947, 18023, 18894, 22043, 22596, 25286, 28341, 33894, 36046, 37788, 37929, 44086, 50572, 54069, 56682, 66129, 67788, 72092, 75858, 88172, 88501, 108138, 113364, 113787, 126161, 132258, 151716, 162207, 177002, 198387, 216276, 227574, 252322, 264516, 265503, 324414, 354004, 378483, 396774, 455148, 504644, 531006, 648828, 756966, 793548, 796509, 847081, 1062012, 1135449, 1513932, 1593018, 1694162, 2270898, 2541243, 3186036, 3388324, 4541796, 5082486, 5929567, 7623729, 10164972, 11859134, 15247458, 17788701, 23718268, 30494916, 35577402, 53366103, 71154804, 106732206, 213464412]

約数ペア:

[(1, 213464412), (2, 106732206), (3, 71154804), (4, 53366103), (6, 35577402), (7, 30494916), (9, 23718268), (12, 17788701), (14, 15247458), (18, 11859134), (21, 10164972), (28, 7623729), (36, 5929567), (42, 5082486), (47, 4541796), (63, 3388324), (67, 3186036), (84, 2541243), (94, 2270898), (126, 1694162), (134, 1593018), (141, 1513932), (188, 1135449), (201, 1062012), (252, 847081), (268, 796509), (269, 793548), (282, 756966), (329, 648828), (402, 531006), (423, 504644), (469, 455148), (538, 396774), (564, 378483), (603, 354004), (658, 324414), (804, 265503), (807, 264516), (846, 252322), (938, 227574), (987, 216276), (1076, 198387), (1206, 177002), (1316, 162207), (1407, 151716), (1614, 132258), (1692, 126161), (1876, 113787), (1883, 113364), (1974, 108138), (2412, 88501), (2421, 88172), (2814, 75858), (2961, 72092), (3149, 67788), (3228, 66129), (3766, 56682), (3948, 54069), (4221, 50572), (4842, 44086), (5628, 37929), (5649, 37788), (5922, 36046), (6298, 33894), (7532, 28341), (8442, 25286), (9447, 22596), (9684, 22043), (11298, 18894), (11844, 18023), (12596, 16947), (12643, 16884)]