212344986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 500048640

約数和(自身を除く): 287703654

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 317, 389, 574, 634, 778, 861, 951, 1167, 1722, 1902, 2219, 2334, 2723, 4438, 5446, 6657, 8169, 12997, 13314, 15949, 16338, 25994, 31898, 38991, 47847, 77982, 90979, 95694, 111643, 123313, 181958, 223286, 246626, 272937, 334929, 369939, 545874, 669858, 739878, 863191, 1726382, 2589573, 5055833, 5179146, 10111666, 15167499, 30334998, 35390831, 70781662, 106172493, 212344986]

約数ペア:

[(1, 212344986), (2, 106172493), (3, 70781662), (6, 35390831), (7, 30334998), (14, 15167499), (21, 10111666), (41, 5179146), (42, 5055833), (82, 2589573), (123, 1726382), (246, 863191), (287, 739878), (317, 669858), (389, 545874), (574, 369939), (634, 334929), (778, 272937), (861, 246626), (951, 223286), (1167, 181958), (1722, 123313), (1902, 111643), (2219, 95694), (2334, 90979), (2723, 77982), (4438, 47847), (5446, 38991), (6657, 31898), (8169, 25994), (12997, 16338), (13314, 15949)]