205312513

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{24061}}^1$

素因数の和:24144

約数の個数: 16

約数和(自身を含む): 249474816

約数和(自身を除く): 44162303

約数列:

[1, 7, 23, 53, 161, 371, 1219, 8533, 24061, 168427, 553403, 1275233, 3873821, 8926631, 29330359, 205312513]

約数ペア:

[(1, 205312513), (7, 29330359), (23, 8926631), (53, 3873821), (161, 1275233), (371, 553403), (1219, 168427), (8533, 24061)]