215946248

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6547}}^1$

素因数の和:6610

約数の個数: 64

約数和(自身を含む): 502886400

約数和(自身を除く): 286940152

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 124, 133, 152, 217, 248, 266, 434, 532, 589, 868, 1064, 1178, 1736, 2356, 4123, 4712, 6547, 8246, 13094, 16492, 26188, 32984, 45829, 52376, 91658, 124393, 183316, 202957, 248786, 366632, 405914, 497572, 811828, 870751, 995144, 1420699, 1623656, 1741502, 2841398, 3483004, 3856183, 5682796, 6966008, 7712366, 11365592, 15424732, 26993281, 30849464, 53986562, 107973124, 215946248]

約数ペア:

[(1, 215946248), (2, 107973124), (4, 53986562), (7, 30849464), (8, 26993281), (14, 15424732), (19, 11365592), (28, 7712366), (31, 6966008), (38, 5682796), (56, 3856183), (62, 3483004), (76, 2841398), (124, 1741502), (133, 1623656), (152, 1420699), (217, 995144), (248, 870751), (266, 811828), (434, 497572), (532, 405914), (589, 366632), (868, 248786), (1064, 202957), (1178, 183316), (1736, 124393), (2356, 91658), (4123, 52376), (4712, 45829), (6547, 32984), (8246, 26188), (13094, 16492)]