3970018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:178

約数の個数: 32

約数和(自身を含む): 6785856

約数和(自身を除く): 2815838

約数列:

[1, 2, 13, 26, 43, 53, 67, 86, 106, 134, 559, 689, 871, 1118, 1378, 1742, 2279, 2881, 3551, 4558, 5762, 7102, 29627, 37453, 46163, 59254, 74906, 92326, 152693, 305386, 1985009, 3970018]

約数ペア:

[(1, 3970018), (2, 1985009), (13, 305386), (26, 152693), (43, 92326), (53, 74906), (67, 59254), (86, 46163), (106, 37453), (134, 29627), (559, 7102), (689, 5762), (871, 4558), (1118, 3551), (1378, 2881), (1742, 2279)]