47638539

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 80432352

約数和(自身を除く): 32793813

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 221, 387, 557, 559, 663, 731, 1671, 1677, 1989, 2193, 5013, 5031, 6579, 7241, 9469, 9503, 21723, 23951, 28407, 28509, 65169, 71853, 85221, 85527, 123097, 215559, 311363, 369291, 407167, 934089, 1107873, 1221501, 2802267, 3664503, 5293171, 15879513, 47638539]

約数ペア:

[(1, 47638539), (3, 15879513), (9, 5293171), (13, 3664503), (17, 2802267), (39, 1221501), (43, 1107873), (51, 934089), (117, 407167), (129, 369291), (153, 311363), (221, 215559), (387, 123097), (557, 85527), (559, 85221), (663, 71853), (731, 65169), (1671, 28509), (1677, 28407), (1989, 23951), (2193, 21723), (5013, 9503), (5031, 9469), (6579, 7241)]