7425957

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 13713408

約数和(自身を除く): 6287451

約数列:

[1, 3, 7, 11, 17, 21, 31, 33, 51, 61, 77, 93, 119, 183, 187, 217, 231, 341, 357, 427, 527, 561, 651, 671, 1023, 1037, 1281, 1309, 1581, 1891, 2013, 2387, 3111, 3689, 3927, 4697, 5673, 5797, 7161, 7259, 11067, 11407, 13237, 14091, 17391, 20801, 21777, 32147, 34221, 39711, 40579, 62403, 79849, 96441, 121737, 145607, 225029, 239547, 353617, 436821, 675087, 1060851, 2475319, 7425957]

約数ペア:

[(1, 7425957), (3, 2475319), (7, 1060851), (11, 675087), (17, 436821), (21, 353617), (31, 239547), (33, 225029), (51, 145607), (61, 121737), (77, 96441), (93, 79849), (119, 62403), (183, 40579), (187, 39711), (217, 34221), (231, 32147), (341, 21777), (357, 20801), (427, 17391), (527, 14091), (561, 13237), (651, 11407), (671, 11067), (1023, 7259), (1037, 7161), (1281, 5797), (1309, 5673), (1581, 4697), (1891, 3927), (2013, 3689), (2387, 3111)]