78153453

素因数分解:

$3^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1511}}^1$

素因数の和:2345

約数の個数: 24

約数和(自身を含む): 129257856

約数和(自身を除く): 51104403

約数列:

[1, 3, 7, 9, 21, 63, 821, 1511, 2463, 4533, 5747, 7389, 10577, 13599, 17241, 31731, 51723, 95193, 1240531, 3721593, 8683717, 11164779, 26051151, 78153453]

約数ペア:

[(1, 78153453), (3, 26051151), (7, 11164779), (9, 8683717), (21, 3721593), (63, 1240531), (821, 95193), (1511, 51723), (2463, 31731), (4533, 17241), (5747, 13599), (7389, 10577)]