15728778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67217}}^1$

素因数の和:67238

約数の個数: 24

約数和(自身を含む): 36701028

約数和(自身を除く): 20972250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 67217, 134434, 201651, 403302, 604953, 873821, 1209906, 1747642, 2621463, 5242926, 7864389, 15728778]

約数ペア:

[(1, 15728778), (2, 7864389), (3, 5242926), (6, 2621463), (9, 1747642), (13, 1209906), (18, 873821), (26, 604953), (39, 403302), (78, 201651), (117, 134434), (234, 67217)]