42978845

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1601}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 64592640

約数和(自身を除く): 21613795

約数列:

[1, 5, 7, 13, 35, 59, 65, 91, 295, 413, 455, 767, 1601, 2065, 3835, 5369, 8005, 11207, 20813, 26845, 56035, 94459, 104065, 145691, 472295, 661213, 728455, 1227967, 3306065, 6139835, 8595769, 42978845]

約数ペア:

[(1, 42978845), (5, 8595769), (7, 6139835), (13, 3306065), (35, 1227967), (59, 728455), (65, 661213), (91, 472295), (295, 145691), (413, 104065), (455, 94459), (767, 56035), (1601, 26845), (2065, 20813), (3835, 11207), (5369, 8005)]