145749919

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 182983680

約数和(自身を除く): 37233761

約数列:

[1, 7, 23, 37, 43, 161, 259, 301, 569, 851, 989, 1591, 3983, 5957, 6923, 11137, 13087, 21053, 24467, 36593, 91609, 147371, 171269, 256151, 484219, 562741, 905279, 3389533, 3939187, 6336953, 20821417, 145749919]

約数ペア:

[(1, 145749919), (7, 20821417), (23, 6336953), (37, 3939187), (43, 3389533), (161, 905279), (259, 562741), (301, 484219), (569, 256151), (851, 171269), (989, 147371), (1591, 91609), (3983, 36593), (5957, 24467), (6923, 21053), (11137, 13087)]