31444218

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1619}}^1$

素因数の和:1723

約数の個数: 48

約数和(自身を含む): 74299680

約数和(自身を除く): 42855462

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 83, 117, 166, 234, 249, 498, 747, 1079, 1494, 1619, 2158, 3237, 3238, 4857, 6474, 9711, 9714, 14571, 19422, 21047, 29142, 42094, 63141, 126282, 134377, 189423, 268754, 378846, 403131, 806262, 1209393, 1746901, 2418786, 3493802, 5240703, 10481406, 15722109, 31444218]

約数ペア:

[(1, 31444218), (2, 15722109), (3, 10481406), (6, 5240703), (9, 3493802), (13, 2418786), (18, 1746901), (26, 1209393), (39, 806262), (78, 403131), (83, 378846), (117, 268754), (166, 189423), (234, 134377), (249, 126282), (498, 63141), (747, 42094), (1079, 29142), (1494, 21047), (1619, 19422), (2158, 14571), (3237, 9714), (3238, 9711), (4857, 6474)]