306989774

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 603904896

約数和(自身を除く): 296915122

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 313, 317, 442, 626, 634, 1547, 2191, 2219, 3094, 4069, 4121, 4382, 4438, 5321, 5389, 8138, 8242, 10642, 10778, 28483, 28847, 37247, 37723, 56966, 57694, 69173, 70057, 74494, 75446, 99221, 138346, 140114, 198442, 484211, 490399, 694547, 968422, 980798, 1289873, 1389094, 1686757, 2579746, 3373514, 9029111, 11807299, 18058222, 21927841, 23614598, 43855682, 153494887, 306989774]

約数ペア:

[(1, 306989774), (2, 153494887), (7, 43855682), (13, 23614598), (14, 21927841), (17, 18058222), (26, 11807299), (34, 9029111), (91, 3373514), (119, 2579746), (182, 1686757), (221, 1389094), (238, 1289873), (313, 980798), (317, 968422), (442, 694547), (626, 490399), (634, 484211), (1547, 198442), (2191, 140114), (2219, 138346), (3094, 99221), (4069, 75446), (4121, 74494), (4382, 70057), (4438, 69173), (5321, 57694), (5389, 56966), (8138, 37723), (8242, 37247), (10642, 28847), (10778, 28483)]