31430028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 90316800

約数和(自身を除く): 58886772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 47, 57, 76, 84, 94, 114, 133, 141, 188, 228, 266, 282, 329, 399, 419, 532, 564, 658, 798, 838, 893, 987, 1257, 1316, 1596, 1676, 1786, 1974, 2514, 2679, 2933, 3572, 3948, 5028, 5358, 5866, 6251, 7961, 8799, 10716, 11732, 12502, 15922, 17598, 18753, 19693, 23883, 25004, 31844, 35196, 37506, 39386, 47766, 55727, 59079, 75012, 78772, 95532, 111454, 118158, 137851, 167181, 222908, 236316, 275702, 334362, 374167, 413553, 551404, 668724, 748334, 827106, 1122501, 1496668, 1654212, 2245002, 2619169, 4490004, 5238338, 7857507, 10476676, 15715014, 31430028]

約数ペア:

[(1, 31430028), (2, 15715014), (3, 10476676), (4, 7857507), (6, 5238338), (7, 4490004), (12, 2619169), (14, 2245002), (19, 1654212), (21, 1496668), (28, 1122501), (38, 827106), (42, 748334), (47, 668724), (57, 551404), (76, 413553), (84, 374167), (94, 334362), (114, 275702), (133, 236316), (141, 222908), (188, 167181), (228, 137851), (266, 118158), (282, 111454), (329, 95532), (399, 78772), (419, 75012), (532, 59079), (564, 55727), (658, 47766), (798, 39386), (838, 37506), (893, 35196), (987, 31844), (1257, 25004), (1316, 23883), (1596, 19693), (1676, 18753), (1786, 17598), (1974, 15922), (2514, 12502), (2679, 11732), (2933, 10716), (3572, 8799), (3948, 7961), (5028, 6251), (5358, 5866)]