390721648

素因数分解:

$2^4\times {\mathrm{131}}^2\times {\mathrm{1423}}^1$

素因数の和:1693

約数の個数: 30

約数和(自身を含む): 763382192

約数和(自身を除く): 372660544

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 1423, 2096, 2846, 5692, 11384, 17161, 22768, 34322, 68644, 137288, 186413, 274576, 372826, 745652, 1491304, 2982608, 24420103, 48840206, 97680412, 195360824, 390721648]

約数ペア:

[(1, 390721648), (2, 195360824), (4, 97680412), (8, 48840206), (16, 24420103), (131, 2982608), (262, 1491304), (524, 745652), (1048, 372826), (1423, 274576), (2096, 186413), (2846, 137288), (5692, 68644), (11384, 34322), (17161, 22768)]