78415388

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{947}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 139302912

約数和(自身を除く): 60887524

約数列:

[1, 2, 4, 127, 163, 254, 326, 508, 652, 947, 1894, 3788, 20701, 41402, 82804, 120269, 154361, 240538, 308722, 481076, 617444, 19603847, 39207694, 78415388]

約数ペア:

[(1, 78415388), (2, 39207694), (4, 19603847), (127, 617444), (163, 481076), (254, 308722), (326, 240538), (508, 154361), (652, 120269), (947, 82804), (1894, 41402), (3788, 20701)]