28794129

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3637}}^1$

素因数の和:3689

約数の個数: 32

約数和(自身を含む): 48894720

約数和(自身を除く): 20100591

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 3637, 7917, 10911, 25459, 47281, 76377, 105473, 141843, 316419, 330967, 738311, 992901, 1371149, 2214933, 4113447, 9598043, 28794129]

約数ペア:

[(1, 28794129), (3, 9598043), (7, 4113447), (13, 2214933), (21, 1371149), (29, 992901), (39, 738311), (87, 330967), (91, 316419), (203, 141843), (273, 105473), (377, 76377), (609, 47281), (1131, 25459), (2639, 10911), (3637, 7917)]