15528123

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 26391456

約数和(自身を除く): 10863333

約数列:

[1, 3, 9, 13, 17, 37, 39, 51, 111, 117, 153, 211, 221, 333, 481, 629, 633, 663, 1443, 1887, 1899, 1989, 2743, 3587, 4329, 5661, 7807, 8177, 8229, 10761, 23421, 24531, 24687, 32283, 46631, 70263, 73593, 101491, 132719, 139893, 304473, 398157, 419679, 913419, 1194471, 1725347, 5176041, 15528123]

約数ペア:

[(1, 15528123), (3, 5176041), (9, 1725347), (13, 1194471), (17, 913419), (37, 419679), (39, 398157), (51, 304473), (111, 139893), (117, 132719), (153, 101491), (211, 73593), (221, 70263), (333, 46631), (481, 32283), (629, 24687), (633, 24531), (663, 23421), (1443, 10761), (1887, 8229), (1899, 8177), (1989, 7807), (2743, 5661), (3587, 4329)]