289256728

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{1321}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 550163520

約数和(自身を除く): 260906792

約数列:

[1, 2, 4, 8, 101, 202, 271, 404, 542, 808, 1084, 1321, 2168, 2642, 5284, 10568, 27371, 54742, 109484, 133421, 218968, 266842, 357991, 533684, 715982, 1067368, 1431964, 2863928, 36157091, 72314182, 144628364, 289256728]

約数ペア:

[(1, 289256728), (2, 144628364), (4, 72314182), (8, 36157091), (101, 2863928), (202, 1431964), (271, 1067368), (404, 715982), (542, 533684), (808, 357991), (1084, 266842), (1321, 218968), (2168, 133421), (2642, 109484), (5284, 54742), (10568, 27371)]