1900664535

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 3934033920

約数和(自身を除く): 2033369385

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 53, 55, 61, 77, 105, 159, 165, 183, 231, 265, 305, 371, 385, 427, 509, 583, 671, 795, 915, 1113, 1155, 1281, 1527, 1749, 1855, 2013, 2135, 2545, 2915, 3233, 3355, 3563, 4081, 4697, 5565, 5599, 6405, 7635, 8745, 9699, 10065, 10689, 12243, 14091, 16165, 16797, 17815, 20405, 22631, 23485, 26977, 27995, 31049, 35563, 39193, 48495, 53445, 61215, 67893, 70455, 80931, 83985, 93147, 106689, 113155, 117579, 134885, 155245, 177815, 188839, 195965, 217343, 248941, 296747, 339465, 341539, 404655, 465735, 533445, 566517, 587895, 652029, 746823, 890241, 944195, 1024617, 1086715, 1244705, 1483735, 1645597, 1707695, 2077229, 2390773, 2832585, 3260145, 3734115, 4451205, 4936791, 5123085, 6231687, 7172319, 8227985, 10386145, 11519179, 11953865, 18101567, 24683955, 31158435, 34557537, 35861595, 54304701, 57595895, 90507835, 126710969, 172787685, 271523505, 380132907, 633554845, 1900664535]

約数ペア:

[(1, 1900664535), (3, 633554845), (5, 380132907), (7, 271523505), (11, 172787685), (15, 126710969), (21, 90507835), (33, 57595895), (35, 54304701), (53, 35861595), (55, 34557537), (61, 31158435), (77, 24683955), (105, 18101567), (159, 11953865), (165, 11519179), (183, 10386145), (231, 8227985), (265, 7172319), (305, 6231687), (371, 5123085), (385, 4936791), (427, 4451205), (509, 3734115), (583, 3260145), (671, 2832585), (795, 2390773), (915, 2077229), (1113, 1707695), (1155, 1645597), (1281, 1483735), (1527, 1244705), (1749, 1086715), (1855, 1024617), (2013, 944195), (2135, 890241), (2545, 746823), (2915, 652029), (3233, 587895), (3355, 566517), (3563, 533445), (4081, 465735), (4697, 404655), (5565, 341539), (5599, 339465), (6405, 296747), (7635, 248941), (8745, 217343), (9699, 195965), (10065, 188839), (10689, 177815), (12243, 155245), (14091, 134885), (16165, 117579), (16797, 113155), (17815, 106689), (20405, 93147), (22631, 83985), (23485, 80931), (26977, 70455), (27995, 67893), (31049, 61215), (35563, 53445), (39193, 48495)]