51668505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 110073600

約数和(自身を除く): 58405095

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 89, 95, 97, 105, 133, 171, 267, 285, 291, 315, 399, 445, 485, 623, 665, 679, 801, 855, 873, 1197, 1335, 1455, 1691, 1843, 1869, 1995, 2037, 3115, 3395, 4005, 4365, 5073, 5529, 5607, 5985, 6111, 8455, 8633, 9215, 9345, 10185, 11837, 12901, 15219, 16587, 25365, 25899, 27645, 28035, 30555, 35511, 38703, 43165, 59185, 60431, 64505, 76095, 77697, 82935, 106533, 116109, 129495, 164027, 177555, 181293, 193515, 302155, 388485, 492081, 532665, 543879, 580545, 820135, 906465, 1148189, 1476243, 2460405, 2719395, 3444567, 5740945, 7381215, 10333701, 17222835, 51668505]

約数ペア:

[(1, 51668505), (3, 17222835), (5, 10333701), (7, 7381215), (9, 5740945), (15, 3444567), (19, 2719395), (21, 2460405), (35, 1476243), (45, 1148189), (57, 906465), (63, 820135), (89, 580545), (95, 543879), (97, 532665), (105, 492081), (133, 388485), (171, 302155), (267, 193515), (285, 181293), (291, 177555), (315, 164027), (399, 129495), (445, 116109), (485, 106533), (623, 82935), (665, 77697), (679, 76095), (801, 64505), (855, 60431), (873, 59185), (1197, 43165), (1335, 38703), (1455, 35511), (1691, 30555), (1843, 28035), (1869, 27645), (1995, 25899), (2037, 25365), (3115, 16587), (3395, 15219), (4005, 12901), (4365, 11837), (5073, 10185), (5529, 9345), (5607, 9215), (5985, 8633), (6111, 8455)]