87984390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{225601}}^1$

素因数の和:225624

約数の個数: 32

約数和(自身を含む): 227406816

約数和(自身を除く): 139422426

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 225601, 451202, 676803, 1128005, 1353606, 2256010, 2932813, 3384015, 5865626, 6768030, 8798439, 14664065, 17596878, 29328130, 43992195, 87984390]

約数ペア:

[(1, 87984390), (2, 43992195), (3, 29328130), (5, 17596878), (6, 14664065), (10, 8798439), (13, 6768030), (15, 5865626), (26, 3384015), (30, 2932813), (39, 2256010), (65, 1353606), (78, 1128005), (130, 676803), (195, 451202), (390, 225601)]