15118545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 27998208

約数和(自身を除く): 12879663

約数列:

[1, 3, 5, 13, 15, 31, 39, 41, 61, 65, 93, 123, 155, 183, 195, 205, 305, 403, 465, 533, 615, 793, 915, 1209, 1271, 1599, 1891, 2015, 2379, 2501, 2665, 3813, 3965, 5673, 6045, 6355, 7503, 7995, 9455, 11895, 12505, 16523, 19065, 24583, 28365, 32513, 37515, 49569, 73749, 77531, 82615, 97539, 122915, 162565, 232593, 247845, 368745, 387655, 487695, 1007903, 1162965, 3023709, 5039515, 15118545]

約数ペア:

[(1, 15118545), (3, 5039515), (5, 3023709), (13, 1162965), (15, 1007903), (31, 487695), (39, 387655), (41, 368745), (61, 247845), (65, 232593), (93, 162565), (123, 122915), (155, 97539), (183, 82615), (195, 77531), (205, 73749), (305, 49569), (403, 37515), (465, 32513), (533, 28365), (615, 24583), (793, 19065), (915, 16523), (1209, 12505), (1271, 11895), (1599, 9455), (1891, 7995), (2015, 7503), (2379, 6355), (2501, 6045), (2665, 5673), (3813, 3965)]