1515692985

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2161}}^1$

素因数の和:2318

約数の個数: 64

約数和(自身を含む): 2689873920

約数和(自身を除く): 1174180935

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 107, 115, 285, 321, 345, 437, 535, 1311, 1605, 2033, 2161, 2185, 2461, 6099, 6483, 6555, 7383, 10165, 10805, 12305, 30495, 32415, 36915, 41059, 46759, 49703, 123177, 140277, 149109, 205295, 231227, 233795, 248515, 615885, 693681, 701385, 745545, 944357, 1156135, 2833071, 3468405, 4393313, 4721785, 5318221, 13179939, 14165355, 15954663, 21966565, 26591105, 65899695, 79773315, 101046199, 303138597, 505230995, 1515692985]

約数ペア:

[(1, 1515692985), (3, 505230995), (5, 303138597), (15, 101046199), (19, 79773315), (23, 65899695), (57, 26591105), (69, 21966565), (95, 15954663), (107, 14165355), (115, 13179939), (285, 5318221), (321, 4721785), (345, 4393313), (437, 3468405), (535, 2833071), (1311, 1156135), (1605, 944357), (2033, 745545), (2161, 701385), (2185, 693681), (2461, 615885), (6099, 248515), (6483, 233795), (6555, 231227), (7383, 205295), (10165, 149109), (10805, 140277), (12305, 123177), (30495, 49703), (32415, 46759), (36915, 41059)]