289775045

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{2011}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 417208320

約数和(自身を除く): 127433275

約数列:

[1, 5, 7, 23, 35, 115, 161, 179, 805, 895, 1253, 2011, 4117, 6265, 10055, 14077, 20585, 28819, 46253, 70385, 144095, 231265, 323771, 359969, 1618855, 1799845, 2519783, 8279287, 12598915, 41396435, 57955009, 289775045]

約数ペア:

[(1, 289775045), (5, 57955009), (7, 41396435), (23, 12598915), (35, 8279287), (115, 2519783), (161, 1799845), (179, 1618855), (805, 359969), (895, 323771), (1253, 231265), (2011, 144095), (4117, 70385), (6265, 46253), (10055, 28819), (14077, 20585)]