30890886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 70737408

約数和(自身を除く): 39846522

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 67, 69, 78, 134, 138, 201, 257, 299, 402, 514, 598, 771, 871, 897, 1541, 1542, 1742, 1794, 2613, 3082, 3341, 4623, 5226, 5911, 6682, 9246, 10023, 11822, 17219, 17733, 20033, 20046, 34438, 35466, 40066, 51657, 60099, 76843, 103314, 120198, 153686, 223847, 230529, 396037, 447694, 461058, 671541, 792074, 1188111, 1343082, 2376222, 5148481, 10296962, 15445443, 30890886]

約数ペア:

[(1, 30890886), (2, 15445443), (3, 10296962), (6, 5148481), (13, 2376222), (23, 1343082), (26, 1188111), (39, 792074), (46, 671541), (67, 461058), (69, 447694), (78, 396037), (134, 230529), (138, 223847), (201, 153686), (257, 120198), (299, 103314), (402, 76843), (514, 60099), (598, 51657), (771, 40066), (871, 35466), (897, 34438), (1541, 20046), (1542, 20033), (1742, 17733), (1794, 17219), (2613, 11822), (3082, 10023), (3341, 9246), (4623, 6682), (5226, 5911)]