387995257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 462873600

約数和(自身を除く): 74878343

約数列:

[1, 13, 19, 23, 163, 247, 299, 419, 437, 2119, 3097, 3749, 5447, 5681, 7961, 9637, 40261, 48737, 68297, 71231, 103493, 125281, 183103, 887861, 926003, 1297643, 1570831, 2380339, 16869359, 20420803, 29845789, 387995257]

約数ペア:

[(1, 387995257), (13, 29845789), (19, 20420803), (23, 16869359), (163, 2380339), (247, 1570831), (299, 1297643), (419, 926003), (437, 887861), (2119, 183103), (3097, 125281), (3749, 103493), (5447, 71231), (5681, 68297), (7961, 48737), (9637, 40261)]