31349805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 52980480

約数和(自身を除く): 21630675

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 1021, 1335, 2047, 3063, 5105, 6141, 10235, 15315, 23483, 30705, 70449, 90869, 117415, 272607, 352245, 454345, 1363035, 2089987, 6269961, 10449935, 31349805]

約数ペア:

[(1, 31349805), (3, 10449935), (5, 6269961), (15, 2089987), (23, 1363035), (69, 454345), (89, 352245), (115, 272607), (267, 117415), (345, 90869), (445, 70449), (1021, 30705), (1335, 23483), (2047, 15315), (3063, 10235), (5105, 6141)]