156989001

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 244780800

約数和(自身を除く): 87791799

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 169, 247, 379, 507, 559, 741, 817, 1137, 1677, 2451, 3211, 4927, 7201, 7267, 9633, 10621, 14781, 16297, 21603, 21801, 31863, 48891, 64051, 93613, 138073, 192153, 211861, 280839, 309643, 414219, 635583, 928929, 1216969, 2754193, 3650907, 4025359, 8262579, 12076077, 52329667, 156989001]

約数ペア:

[(1, 156989001), (3, 52329667), (13, 12076077), (19, 8262579), (39, 4025359), (43, 3650907), (57, 2754193), (129, 1216969), (169, 928929), (247, 635583), (379, 414219), (507, 309643), (559, 280839), (741, 211861), (817, 192153), (1137, 138073), (1677, 93613), (2451, 64051), (3211, 48891), (4927, 31863), (7201, 21801), (7267, 21603), (9633, 16297), (10621, 14781)]