213111010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 453682944

約数和(自身を除く): 240571934

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 101, 202, 215, 301, 430, 505, 602, 701, 707, 1010, 1402, 1414, 1505, 3010, 3505, 3535, 4343, 4907, 7010, 7070, 8686, 9814, 21715, 24535, 30143, 30401, 43430, 49070, 60286, 60802, 70801, 141602, 150715, 152005, 211001, 301430, 304010, 354005, 422002, 495607, 708010, 991214, 1055005, 2110010, 2478035, 3044443, 4956070, 6088886, 15222215, 21311101, 30444430, 42622202, 106555505, 213111010]

約数ペア:

[(1, 213111010), (2, 106555505), (5, 42622202), (7, 30444430), (10, 21311101), (14, 15222215), (35, 6088886), (43, 4956070), (70, 3044443), (86, 2478035), (101, 2110010), (202, 1055005), (215, 991214), (301, 708010), (430, 495607), (505, 422002), (602, 354005), (701, 304010), (707, 301430), (1010, 211001), (1402, 152005), (1414, 150715), (1505, 141602), (3010, 70801), (3505, 60802), (3535, 60286), (4343, 49070), (4907, 43430), (7010, 30401), (7070, 30143), (8686, 24535), (9814, 21715)]