15661411205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{40123}}^1$

素因数の和:40337

約数の個数: 32

約数和(自身を含む): 21077618688

約数和(自身を除く): 5416207483

約数列:

[1, 5, 11, 47, 55, 151, 235, 517, 755, 1661, 2585, 7097, 8305, 35485, 40123, 78067, 200615, 390335, 441353, 1885781, 2206765, 6058573, 9428905, 20743591, 30292865, 66644303, 103717955, 284752931, 333221515, 1423764655, 3132282241, 15661411205]

約数ペア:

[(1, 15661411205), (5, 3132282241), (11, 1423764655), (47, 333221515), (55, 284752931), (151, 103717955), (235, 66644303), (517, 30292865), (755, 20743591), (1661, 9428905), (2585, 6058573), (7097, 2206765), (8305, 1885781), (35485, 441353), (40123, 390335), (78067, 200615)]