25194258

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 56898816

約数和(自身を除く): 31704558

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 163, 186, 277, 279, 326, 489, 554, 558, 831, 978, 1467, 1662, 2493, 2934, 4986, 5053, 8587, 10106, 15159, 17174, 25761, 30318, 45151, 45477, 51522, 77283, 90302, 90954, 135453, 154566, 270906, 406359, 812718, 1399681, 2799362, 4199043, 8398086, 12597129, 25194258]

約数ペア:

[(1, 25194258), (2, 12597129), (3, 8398086), (6, 4199043), (9, 2799362), (18, 1399681), (31, 812718), (62, 406359), (93, 270906), (163, 154566), (186, 135453), (277, 90954), (279, 90302), (326, 77283), (489, 51522), (554, 45477), (558, 45151), (831, 30318), (978, 25761), (1467, 17174), (1662, 15159), (2493, 10106), (2934, 8587), (4986, 5053)]