28215412

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 50168160

約数和(自身を除く): 21952748

約数列:

[1, 2, 4, 157, 179, 251, 314, 358, 502, 628, 716, 1004, 28103, 39407, 44929, 56206, 78814, 89858, 112412, 157628, 179716, 7053853, 14107706, 28215412]

約数ペア:

[(1, 28215412), (2, 14107706), (4, 7053853), (157, 179716), (179, 157628), (251, 112412), (314, 89858), (358, 78814), (502, 56206), (628, 44929), (716, 39407), (1004, 28103)]