172579281

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{3469}}^1$

素因数の和:3605

約数の個数: 32

約数和(自身を含む): 277155840

約数和(自身を除く): 104576559

約数列:

[1, 3, 7, 21, 23, 69, 103, 161, 309, 483, 721, 2163, 2369, 3469, 7107, 10407, 16583, 24283, 49749, 72849, 79787, 239361, 357307, 558509, 1071921, 1675527, 2501149, 7503447, 8218061, 24654183, 57526427, 172579281]

約数ペア:

[(1, 172579281), (3, 57526427), (7, 24654183), (21, 8218061), (23, 7503447), (69, 2501149), (103, 1675527), (161, 1071921), (309, 558509), (483, 357307), (721, 239361), (2163, 79787), (2369, 72849), (3469, 49749), (7107, 24283), (10407, 16583)]