490693394

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 765861696

約数和(自身を除く): 275168302

約数列:

[1, 2, 61, 67, 122, 134, 173, 346, 347, 694, 4087, 8174, 10553, 11591, 21106, 21167, 23182, 23249, 42334, 46498, 60031, 120062, 707051, 1414102, 1418189, 2836378, 3661891, 4022077, 7323782, 8044154, 245346697, 490693394]

約数ペア:

[(1, 490693394), (2, 245346697), (61, 8044154), (67, 7323782), (122, 4022077), (134, 3661891), (173, 2836378), (346, 1418189), (347, 1414102), (694, 707051), (4087, 120062), (8174, 60031), (10553, 46498), (11591, 42334), (21106, 23249), (21167, 23182)]