215271252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{6521}}^1$

素因数の和:6669

約数の個数: 72

約数和(自身を含む): 626738112

約数和(自身を除く): 411466860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 131, 252, 262, 393, 524, 786, 917, 1179, 1572, 1834, 2358, 2751, 3668, 4716, 5502, 6521, 8253, 11004, 13042, 16506, 19563, 26084, 33012, 39126, 45647, 58689, 78252, 91294, 117378, 136941, 182588, 234756, 273882, 410823, 547764, 821646, 854251, 1643292, 1708502, 2562753, 3417004, 5125506, 5979757, 7688259, 10251012, 11959514, 15376518, 17939271, 23919028, 30753036, 35878542, 53817813, 71757084, 107635626, 215271252]

約数ペア:

[(1, 215271252), (2, 107635626), (3, 71757084), (4, 53817813), (6, 35878542), (7, 30753036), (9, 23919028), (12, 17939271), (14, 15376518), (18, 11959514), (21, 10251012), (28, 7688259), (36, 5979757), (42, 5125506), (63, 3417004), (84, 2562753), (126, 1708502), (131, 1643292), (252, 854251), (262, 821646), (393, 547764), (524, 410823), (786, 273882), (917, 234756), (1179, 182588), (1572, 136941), (1834, 117378), (2358, 91294), (2751, 78252), (3668, 58689), (4716, 45647), (5502, 39126), (6521, 33012), (8253, 26084), (11004, 19563), (13042, 16506)]