426654557

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 534251520

約数和(自身を除く): 107596963

約数列:

[1, 7, 19, 43, 61, 133, 301, 427, 817, 1159, 1223, 2623, 5719, 8113, 8561, 18361, 23237, 49837, 52589, 74603, 162659, 348859, 368123, 522221, 999191, 1417457, 3207929, 6994337, 9922199, 22455503, 60950651, 426654557]

約数ペア:

[(1, 426654557), (7, 60950651), (19, 22455503), (43, 9922199), (61, 6994337), (133, 3207929), (301, 1417457), (427, 999191), (817, 522221), (1159, 368123), (1223, 348859), (2623, 162659), (5719, 74603), (8113, 52589), (8561, 49837), (18361, 23237)]