31128813

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{19541}}^1$

素因数の和:19609

約数の個数: 16

約数和(自身を含む): 46900800

約数和(自身を除く): 15771987

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 19541, 58623, 175869, 527607, 1152919, 3458757, 10376271, 31128813]

約数ペア:

[(1, 31128813), (3, 10376271), (9, 3458757), (27, 1152919), (59, 527607), (177, 175869), (531, 58623), (1593, 19541)]