1271163628

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1\times {\mathrm{991}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 2590056448

約数和(自身を除く): 1318892820

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 751, 854, 991, 1502, 1708, 1982, 3004, 3964, 5257, 6937, 10514, 13874, 21028, 27748, 45811, 60451, 91622, 120902, 183244, 241804, 320677, 423157, 641354, 744241, 846314, 1282708, 1488482, 1692628, 2976964, 5209687, 10419374, 20838748, 45398701, 90797402, 181594804, 317790907, 635581814, 1271163628]

約数ペア:

[(1, 1271163628), (2, 635581814), (4, 317790907), (7, 181594804), (14, 90797402), (28, 45398701), (61, 20838748), (122, 10419374), (244, 5209687), (427, 2976964), (751, 1692628), (854, 1488482), (991, 1282708), (1502, 846314), (1708, 744241), (1982, 641354), (3004, 423157), (3964, 320677), (5257, 241804), (6937, 183244), (10514, 120902), (13874, 91622), (21028, 60451), (27748, 45811)]