51723639

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 87688224

約数和(自身を除く): 35964585

約数列:

[1, 3, 9, 11, 17, 33, 51, 73, 99, 153, 187, 219, 421, 561, 657, 803, 1241, 1263, 1683, 2409, 3723, 3789, 4631, 7157, 7227, 11169, 13651, 13893, 21471, 30733, 40953, 41679, 64413, 78727, 92199, 122859, 236181, 276597, 338063, 522461, 708543, 1014189, 1567383, 3042567, 4702149, 5747071, 17241213, 51723639]

約数ペア:

[(1, 51723639), (3, 17241213), (9, 5747071), (11, 4702149), (17, 3042567), (33, 1567383), (51, 1014189), (73, 708543), (99, 522461), (153, 338063), (187, 276597), (219, 236181), (421, 122859), (561, 92199), (657, 78727), (803, 64413), (1241, 41679), (1263, 40953), (1683, 30733), (2409, 21471), (3723, 13893), (3789, 13651), (4631, 11169), (7157, 7227)]