28654678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 19245482

約数列:

[1, 2, 13, 26, 47, 94, 131, 179, 262, 358, 611, 1222, 1703, 2327, 3406, 4654, 6157, 8413, 12314, 16826, 23449, 46898, 80041, 109369, 160082, 218738, 304837, 609674, 1102103, 2204206, 14327339, 28654678]

約数ペア:

[(1, 28654678), (2, 14327339), (13, 2204206), (26, 1102103), (47, 609674), (94, 304837), (131, 218738), (179, 160082), (262, 109369), (358, 80041), (611, 46898), (1222, 23449), (1703, 16826), (2327, 12314), (3406, 8413), (4654, 6157)]