30488939

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 7069141

約数列:

[1, 13, 17, 19, 53, 137, 221, 247, 323, 689, 901, 1007, 1781, 2329, 2603, 4199, 7261, 11713, 13091, 17119, 30277, 33839, 44251, 94393, 123437, 137959, 222547, 575263, 1604681, 1793467, 2345303, 30488939]

約数ペア:

[(1, 30488939), (13, 2345303), (17, 1793467), (19, 1604681), (53, 575263), (137, 222547), (221, 137959), (247, 123437), (323, 94393), (689, 44251), (901, 33839), (1007, 30277), (1781, 17119), (2329, 13091), (2603, 11713), (4199, 7261)]