15911649

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 26417664

約数和(自身を除く): 10506015

約数列:

[1, 3, 9, 13, 31, 39, 41, 93, 107, 117, 123, 279, 321, 369, 403, 533, 963, 1209, 1271, 1391, 1599, 3317, 3627, 3813, 4173, 4387, 4797, 9951, 11439, 12519, 13161, 16523, 29853, 39483, 43121, 49569, 57031, 129363, 135997, 148707, 171093, 388089, 407991, 513279, 1223973, 1767961, 5303883, 15911649]

約数ペア:

[(1, 15911649), (3, 5303883), (9, 1767961), (13, 1223973), (31, 513279), (39, 407991), (41, 388089), (93, 171093), (107, 148707), (117, 135997), (123, 129363), (279, 57031), (321, 49569), (369, 43121), (403, 39483), (533, 29853), (963, 16523), (1209, 13161), (1271, 12519), (1391, 11439), (1599, 9951), (3317, 4797), (3627, 4387), (3813, 4173)]