77755905

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 140474880

約数和(自身を除く): 62718975

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 139, 155, 279, 401, 417, 465, 695, 1203, 1251, 1395, 2005, 2085, 3609, 4309, 6015, 6255, 12431, 12927, 18045, 21545, 37293, 38781, 55739, 62155, 64635, 111879, 167217, 186465, 193905, 278695, 501651, 559395, 836085, 1727909, 2508255, 5183727, 8639545, 15551181, 25918635, 77755905]

約数ペア:

[(1, 77755905), (3, 25918635), (5, 15551181), (9, 8639545), (15, 5183727), (31, 2508255), (45, 1727909), (93, 836085), (139, 559395), (155, 501651), (279, 278695), (401, 193905), (417, 186465), (465, 167217), (695, 111879), (1203, 64635), (1251, 62155), (1395, 55739), (2005, 38781), (2085, 37293), (3609, 21545), (4309, 18045), (6015, 12927), (6255, 12431)]