31502744

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 73550400

約数和(自身を除く): 42047656

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 109, 182, 218, 364, 397, 436, 728, 763, 794, 872, 1417, 1526, 1588, 2779, 2834, 3052, 3176, 5161, 5558, 5668, 6104, 9919, 10322, 11116, 11336, 19838, 20644, 22232, 36127, 39676, 41288, 43273, 72254, 79352, 86546, 144508, 173092, 289016, 302911, 346184, 562549, 605822, 1125098, 1211644, 2250196, 2423288, 3937843, 4500392, 7875686, 15751372, 31502744]

約数ペア:

[(1, 31502744), (2, 15751372), (4, 7875686), (7, 4500392), (8, 3937843), (13, 2423288), (14, 2250196), (26, 1211644), (28, 1125098), (52, 605822), (56, 562549), (91, 346184), (104, 302911), (109, 289016), (182, 173092), (218, 144508), (364, 86546), (397, 79352), (436, 72254), (728, 43273), (763, 41288), (794, 39676), (872, 36127), (1417, 22232), (1526, 20644), (1588, 19838), (2779, 11336), (2834, 11116), (3052, 10322), (3176, 9919), (5161, 6104), (5558, 5668)]