720634551

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{114769}}^1$

素因数の和:114815

約数の個数: 32

約数和(自身を含む): 1234007040

約数和(自身を除く): 513372489

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 114769, 344307, 803383, 1491997, 2410149, 2639687, 4475991, 7919061, 10443979, 18477809, 31331937, 34315931, 55433427, 102947793, 240211517, 720634551]

約数ペア:

[(1, 720634551), (3, 240211517), (7, 102947793), (13, 55433427), (21, 34315931), (23, 31331937), (39, 18477809), (69, 10443979), (91, 7919061), (161, 4475991), (273, 2639687), (299, 2410149), (483, 1491997), (897, 803383), (2093, 344307), (6279, 114769)]