289397732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{1217}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 580109040

約数和(自身を除く): 290711308

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 269, 442, 538, 884, 1076, 1217, 2434, 3497, 4573, 4868, 6994, 9146, 13988, 15821, 18292, 20689, 31642, 41378, 59449, 63284, 82756, 118898, 237796, 268957, 327373, 537914, 654746, 1075828, 1309492, 4255849, 5565341, 8511698, 11130682, 17023396, 22261364, 72349433, 144698866, 289397732]

約数ペア:

[(1, 289397732), (2, 144698866), (4, 72349433), (13, 22261364), (17, 17023396), (26, 11130682), (34, 8511698), (52, 5565341), (68, 4255849), (221, 1309492), (269, 1075828), (442, 654746), (538, 537914), (884, 327373), (1076, 268957), (1217, 237796), (2434, 118898), (3497, 82756), (4573, 63284), (4868, 59449), (6994, 41378), (9146, 31642), (13988, 20689), (15821, 18292)]