621287884

素因数分解:

$2^2\times 7^1\times {\mathrm{1721}}^1\times {\mathrm{12893}}^1$

素因数の和:14625

約数の個数: 24

約数和(自身を含む): 1243394208

約数和(自身を除く): 622106324

約数列:

[1, 2, 4, 7, 14, 28, 1721, 3442, 6884, 12047, 12893, 24094, 25786, 48188, 51572, 90251, 180502, 361004, 22188853, 44377706, 88755412, 155321971, 310643942, 621287884]

約数ペア:

[(1, 621287884), (2, 310643942), (4, 155321971), (7, 88755412), (14, 44377706), (28, 22188853), (1721, 361004), (3442, 180502), (6884, 90251), (12047, 51572), (12893, 48188), (24094, 25786)]