72244289

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 83448000

約数和(自身を除く): 11203711

約数列:

[1, 13, 19, 149, 151, 169, 247, 1937, 1963, 2831, 2869, 3211, 22499, 25181, 25519, 36803, 37297, 292487, 427481, 478439, 484861, 3802331, 5557253, 72244289]

約数ペア:

[(1, 72244289), (13, 5557253), (19, 3802331), (149, 484861), (151, 478439), (169, 427481), (247, 292487), (1937, 37297), (1963, 36803), (2831, 25519), (2869, 25181), (3211, 22499)]