401048221

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 487468800

約数和(自身を除く): 86420579

約数列:

[1, 7, 29, 61, 139, 203, 233, 427, 973, 1631, 1769, 4031, 6757, 8479, 12383, 14213, 28217, 32387, 47299, 59353, 99491, 226709, 245891, 412177, 939223, 1721237, 1975607, 2885239, 6574561, 13829249, 57292603, 401048221]

約数ペア:

[(1, 401048221), (7, 57292603), (29, 13829249), (61, 6574561), (139, 2885239), (203, 1975607), (233, 1721237), (427, 939223), (973, 412177), (1631, 245891), (1769, 226709), (4031, 99491), (6757, 59353), (8479, 47299), (12383, 32387), (14213, 28217)]