31077198

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 71744400

約数和(自身を除く): 40667202

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 171, 178, 267, 342, 534, 801, 1021, 1602, 1691, 2042, 3063, 3382, 5073, 6126, 9189, 10146, 15219, 18378, 19399, 30438, 38798, 58197, 90869, 116394, 174591, 181738, 272607, 349182, 545214, 817821, 1635642, 1726511, 3453022, 5179533, 10359066, 15538599, 31077198]

約数ペア:

[(1, 31077198), (2, 15538599), (3, 10359066), (6, 5179533), (9, 3453022), (18, 1726511), (19, 1635642), (38, 817821), (57, 545214), (89, 349182), (114, 272607), (171, 181738), (178, 174591), (267, 116394), (342, 90869), (534, 58197), (801, 38798), (1021, 30438), (1602, 19399), (1691, 18378), (2042, 15219), (3063, 10146), (3382, 9189), (5073, 6126)]