28113723

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:389

約数の個数: 40

約数和(自身を含む): 46347840

約数和(自身を除く): 18234117

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 139, 227, 297, 417, 681, 891, 1251, 1529, 2043, 2497, 3753, 4587, 6129, 7491, 11259, 13761, 18387, 22473, 31553, 41283, 67419, 94659, 123849, 202257, 283977, 347083, 851931, 1041249, 2555793, 3123747, 9371241, 28113723]

約数ペア:

[(1, 28113723), (3, 9371241), (9, 3123747), (11, 2555793), (27, 1041249), (33, 851931), (81, 347083), (99, 283977), (139, 202257), (227, 123849), (297, 94659), (417, 67419), (681, 41283), (891, 31553), (1251, 22473), (1529, 18387), (2043, 13761), (2497, 11259), (3753, 7491), (4587, 6129)]