2017006551

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4231}}^1$

素因数の和:4321

約数の個数: 72

約数和(自身を含む): 3612570624

約数和(自身を除く): 1595564073

約数列:

[1, 3, 7, 9, 21, 23, 47, 49, 63, 69, 141, 147, 161, 207, 329, 423, 441, 483, 987, 1081, 1127, 1449, 2303, 2961, 3243, 3381, 4231, 6909, 7567, 9729, 10143, 12693, 20727, 22701, 29617, 38079, 52969, 68103, 88851, 97313, 158907, 198857, 207319, 266553, 291939, 476721, 596571, 621957, 681191, 875817, 1391999, 1789713, 1865871, 2043573, 4175997, 4573711, 4768337, 6130719, 9743993, 12527991, 13721133, 14305011, 29231979, 32015977, 41163399, 42915033, 87695937, 96047931, 224111839, 288143793, 672335517, 2017006551]

約数ペア:

[(1, 2017006551), (3, 672335517), (7, 288143793), (9, 224111839), (21, 96047931), (23, 87695937), (47, 42915033), (49, 41163399), (63, 32015977), (69, 29231979), (141, 14305011), (147, 13721133), (161, 12527991), (207, 9743993), (329, 6130719), (423, 4768337), (441, 4573711), (483, 4175997), (987, 2043573), (1081, 1865871), (1127, 1789713), (1449, 1391999), (2303, 875817), (2961, 681191), (3243, 621957), (3381, 596571), (4231, 476721), (6909, 291939), (7567, 266553), (9729, 207319), (10143, 198857), (12693, 158907), (20727, 97313), (22701, 88851), (29617, 68103), (38079, 52969)]