51781212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3877}}^1$

素因数の和:3947

約数の個数: 72

約数和(自身を含む): 152451936

約数和(自身を除く): 100670724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1484, 1908, 2226, 3339, 3877, 4452, 6678, 7754, 11631, 13356, 15508, 23262, 27139, 34893, 46524, 54278, 69786, 81417, 108556, 139572, 162834, 205481, 244251, 325668, 410962, 488502, 616443, 821924, 977004, 1232886, 1438367, 1849329, 2465772, 2876734, 3698658, 4315101, 5753468, 7397316, 8630202, 12945303, 17260404, 25890606, 51781212]

約数ペア:

[(1, 51781212), (2, 25890606), (3, 17260404), (4, 12945303), (6, 8630202), (7, 7397316), (9, 5753468), (12, 4315101), (14, 3698658), (18, 2876734), (21, 2465772), (28, 1849329), (36, 1438367), (42, 1232886), (53, 977004), (63, 821924), (84, 616443), (106, 488502), (126, 410962), (159, 325668), (212, 244251), (252, 205481), (318, 162834), (371, 139572), (477, 108556), (636, 81417), (742, 69786), (954, 54278), (1113, 46524), (1484, 34893), (1908, 27139), (2226, 23262), (3339, 15508), (3877, 13356), (4452, 11631), (6678, 7754)]