140406916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{19709}}^1$

素因数の和:19863

約数の個数: 24

約数和(自身を含む): 266558040

約数和(自身を除く): 126151124

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 19709, 39418, 78836, 256217, 512434, 1024868, 2700133, 5400266, 10800532, 35101729, 70203458, 140406916]

約数ペア:

[(1, 140406916), (2, 70203458), (4, 35101729), (13, 10800532), (26, 5400266), (52, 2700133), (137, 1024868), (274, 512434), (548, 256217), (1781, 78836), (3562, 39418), (7124, 19709)]