40887405

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1889}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 78427440

約数和(自身を除く): 37540035

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 1443, 1665, 1889, 2405, 4329, 5667, 7215, 9445, 17001, 21645, 24557, 28335, 69893, 73671, 85005, 122785, 209679, 221013, 349465, 368355, 629037, 908609, 1048395, 1105065, 2725827, 3145185, 4543045, 8177481, 13629135, 40887405]

約数ペア:

[(1, 40887405), (3, 13629135), (5, 8177481), (9, 4543045), (13, 3145185), (15, 2725827), (37, 1105065), (39, 1048395), (45, 908609), (65, 629037), (111, 368355), (117, 349465), (185, 221013), (195, 209679), (333, 122785), (481, 85005), (555, 73671), (585, 69893), (1443, 28335), (1665, 24557), (1889, 21645), (2405, 17001), (4329, 9445), (5667, 7215)]