31311018

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 69713280

約数和(自身を除く): 38402262

約数列:

[1, 2, 3, 6, 9, 18, 79, 97, 158, 194, 227, 237, 291, 454, 474, 582, 681, 711, 873, 1362, 1422, 1746, 2043, 4086, 7663, 15326, 17933, 22019, 22989, 35866, 44038, 45978, 53799, 66057, 68967, 107598, 132114, 137934, 161397, 198171, 322794, 396342, 1739501, 3479002, 5218503, 10437006, 15655509, 31311018]

約数ペア:

[(1, 31311018), (2, 15655509), (3, 10437006), (6, 5218503), (9, 3479002), (18, 1739501), (79, 396342), (97, 322794), (158, 198171), (194, 161397), (227, 137934), (237, 132114), (291, 107598), (454, 68967), (474, 66057), (582, 53799), (681, 45978), (711, 44038), (873, 35866), (1362, 22989), (1422, 22019), (1746, 17933), (2043, 15326), (4086, 7663)]