161654376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{518123}}^1$

素因数の和:518145

約数の個数: 32

約数和(自身を含む): 435224160

約数和(自身を除く): 273569784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 518123, 1036246, 1554369, 2072492, 3108738, 4144984, 6217476, 6735599, 12434952, 13471198, 20206797, 26942396, 40413594, 53884792, 80827188, 161654376]

約数ペア:

[(1, 161654376), (2, 80827188), (3, 53884792), (4, 40413594), (6, 26942396), (8, 20206797), (12, 13471198), (13, 12434952), (24, 6735599), (26, 6217476), (39, 4144984), (52, 3108738), (78, 2072492), (104, 1554369), (156, 1036246), (312, 518123)]