87846213

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2131}}^1$

素因数の和:2305

約数の個数: 32

約数和(自身を含む): 145180672

約数和(自身を除く): 57334459

約数列:

[1, 3, 7, 13, 21, 39, 91, 151, 273, 453, 1057, 1963, 2131, 3171, 5889, 6393, 13741, 14917, 27703, 41223, 44751, 83109, 193921, 321781, 581763, 965343, 2252467, 4183153, 6757401, 12549459, 29282071, 87846213]

約数ペア:

[(1, 87846213), (3, 29282071), (7, 12549459), (13, 6757401), (21, 4183153), (39, 2252467), (91, 965343), (151, 581763), (273, 321781), (453, 193921), (1057, 83109), (1963, 44751), (2131, 41223), (3171, 27703), (5889, 14917), (6393, 13741)]