31130253

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1602

約数の個数: 48

約数和(自身を含む): 58032000

約数和(自身を除く): 26901747

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1549, 1827, 2233, 2871, 4647, 6699, 10843, 13941, 17039, 20097, 32529, 44921, 51117, 97587, 119273, 134763, 153351, 314447, 357819, 404289, 494131, 943341, 1073457, 1482393, 2830023, 3458917, 4447179, 10376751, 31130253]

約数ペア:

[(1, 31130253), (3, 10376751), (7, 4447179), (9, 3458917), (11, 2830023), (21, 1482393), (29, 1073457), (33, 943341), (63, 494131), (77, 404289), (87, 357819), (99, 314447), (203, 153351), (231, 134763), (261, 119273), (319, 97587), (609, 51117), (693, 44921), (957, 32529), (1549, 20097), (1827, 17039), (2233, 13941), (2871, 10843), (4647, 6699)]