90690257

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{12917}}^1$

素因数の和:13000

約数の個数: 16

約数和(自身を含む): 111611520

約数和(自身を除く): 20921263

約数列:

[1, 7, 17, 59, 119, 413, 1003, 7021, 12917, 90419, 219589, 762103, 1537123, 5334721, 12955751, 90690257]

約数ペア:

[(1, 90690257), (7, 12955751), (17, 5334721), (59, 1537123), (119, 762103), (413, 219589), (1003, 90419), (7021, 12917)]