283890685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{503}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 387797760

約数和(自身を除く): 103907075

約数列:

[1, 5, 13, 19, 65, 95, 247, 457, 503, 1235, 2285, 2515, 5941, 6539, 8683, 9557, 29705, 32695, 43415, 47785, 112879, 124241, 229871, 564395, 621205, 1149355, 2988323, 4367549, 14941615, 21837745, 56778137, 283890685]

約数ペア:

[(1, 283890685), (5, 56778137), (13, 21837745), (19, 14941615), (65, 4367549), (95, 2988323), (247, 1149355), (457, 621205), (503, 564395), (1235, 229871), (2285, 124241), (2515, 112879), (5941, 47785), (6539, 43415), (8683, 32695), (9557, 29705)]