31449028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 63112000

約数和(自身を除く): 31662972

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 139, 229, 247, 278, 458, 494, 556, 916, 988, 1807, 2641, 2977, 3614, 4351, 5282, 5954, 7228, 8702, 10564, 11908, 17404, 31831, 34333, 56563, 63662, 68666, 113126, 127324, 137332, 226252, 413803, 604789, 827606, 1209578, 1655212, 2419156, 7862257, 15724514, 31449028]

約数ペア:

[(1, 31449028), (2, 15724514), (4, 7862257), (13, 2419156), (19, 1655212), (26, 1209578), (38, 827606), (52, 604789), (76, 413803), (139, 226252), (229, 137332), (247, 127324), (278, 113126), (458, 68666), (494, 63662), (556, 56563), (916, 34333), (988, 31831), (1807, 17404), (2641, 11908), (2977, 10564), (3614, 8702), (4351, 7228), (5282, 5954)]