219251372

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{2203}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 388785600

約数和(自身を除く): 169534228

約数列:

[1, 2, 4, 139, 179, 278, 358, 556, 716, 2203, 4406, 8812, 24881, 49762, 99524, 306217, 394337, 612434, 788674, 1224868, 1577348, 54812843, 109625686, 219251372]

約数ペア:

[(1, 219251372), (2, 109625686), (4, 54812843), (139, 1577348), (179, 1224868), (278, 788674), (358, 612434), (556, 394337), (716, 306217), (2203, 99524), (4406, 49762), (8812, 24881)]