51263826

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 112223232

約数和(自身を除く): 60959406

約数列:

[1, 2, 3, 6, 23, 43, 46, 53, 69, 86, 106, 129, 138, 159, 163, 258, 318, 326, 489, 978, 989, 1219, 1978, 2279, 2438, 2967, 3657, 3749, 4558, 5934, 6837, 7009, 7314, 7498, 8639, 11247, 13674, 14018, 17278, 21027, 22494, 25917, 42054, 51834, 52417, 104834, 157251, 161207, 198697, 314502, 322414, 371477, 397394, 483621, 596091, 742954, 967242, 1114431, 1192182, 2228862, 8543971, 17087942, 25631913, 51263826]

約数ペア:

[(1, 51263826), (2, 25631913), (3, 17087942), (6, 8543971), (23, 2228862), (43, 1192182), (46, 1114431), (53, 967242), (69, 742954), (86, 596091), (106, 483621), (129, 397394), (138, 371477), (159, 322414), (163, 314502), (258, 198697), (318, 161207), (326, 157251), (489, 104834), (978, 52417), (989, 51834), (1219, 42054), (1978, 25917), (2279, 22494), (2438, 21027), (2967, 17278), (3657, 14018), (3749, 13674), (4558, 11247), (5934, 8639), (6837, 7498), (7009, 7314)]