79090221

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2129}}^1$

素因数の和:2229

約数の個数: 32

約数和(自身を含む): 126777600

約数和(自身を除く): 47687379

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 427, 609, 1281, 1769, 2129, 5307, 6387, 12383, 14903, 37149, 44709, 61741, 129869, 185223, 389607, 432187, 909083, 1296561, 2727249, 3766201, 11298603, 26363407, 79090221]

約数ペア:

[(1, 79090221), (3, 26363407), (7, 11298603), (21, 3766201), (29, 2727249), (61, 1296561), (87, 909083), (183, 432187), (203, 389607), (427, 185223), (609, 129869), (1281, 61741), (1769, 44709), (2129, 37149), (5307, 14903), (6387, 12383)]