291249257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{2837}}^1$

素因数の和:3052

約数の個数: 16

約数和(自身を含む): 321829200

約数和(自身を除く): 30579943

約数列:

[1, 13, 53, 149, 689, 1937, 2837, 7897, 36881, 102661, 150361, 422713, 1954693, 5495269, 22403789, 291249257]

約数ペア:

[(1, 291249257), (13, 22403789), (53, 5495269), (149, 1954693), (689, 422713), (1937, 150361), (2837, 102661), (7897, 36881)]