215156777458

素因数分解:

$2^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1693}}^1\times {\mathrm{10211}}^1$

素因数の和:12047

約数の個数: 48

約数和(自身を含む): 378643313664

約数和(自身を除く): 163486536206

約数列:

[1, 2, 7, 14, 49, 98, 127, 254, 889, 1693, 1778, 3386, 6223, 10211, 11851, 12446, 20422, 23702, 71477, 82957, 142954, 165914, 215011, 430022, 500339, 1000678, 1296797, 1505077, 2593594, 3010154, 9077579, 10535539, 17287223, 18155158, 21071078, 34574446, 63543053, 121010561, 127086106, 242021122, 847073927, 1694147854, 2195477321, 4390954642, 15368341247, 30736682494, 107578388729, 215156777458]

約数ペア:

[(1, 215156777458), (2, 107578388729), (7, 30736682494), (14, 15368341247), (49, 4390954642), (98, 2195477321), (127, 1694147854), (254, 847073927), (889, 242021122), (1693, 127086106), (1778, 121010561), (3386, 63543053), (6223, 34574446), (10211, 21071078), (11851, 18155158), (12446, 17287223), (20422, 10535539), (23702, 9077579), (71477, 3010154), (82957, 2593594), (142954, 1505077), (165914, 1296797), (215011, 1000678), (430022, 500339)]