409825916

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{2939}}^1$

素因数の和:3505

約数の個数: 24

約数和(自身を含む): 729025920

約数和(自身を除く): 319200004

約数列:

[1, 2, 4, 71, 142, 284, 491, 982, 1964, 2939, 5878, 11756, 34861, 69722, 139444, 208669, 417338, 834676, 1443049, 2886098, 5772196, 102456479, 204912958, 409825916]

約数ペア:

[(1, 409825916), (2, 204912958), (4, 102456479), (71, 5772196), (142, 2886098), (284, 1443049), (491, 834676), (982, 417338), (1964, 208669), (2939, 139444), (5878, 69722), (11756, 34861)]