78268065

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{257}}^2$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 127309440

約数和(自身を除く): 49041375

約数列:

[1, 3, 5, 15, 79, 237, 257, 395, 771, 1185, 1285, 3855, 20303, 60909, 66049, 101515, 198147, 304545, 330245, 990735, 5217871, 15653613, 26089355, 78268065]

約数ペア:

[(1, 78268065), (3, 26089355), (5, 15653613), (15, 5217871), (79, 990735), (237, 330245), (257, 304545), (395, 198147), (771, 101515), (1185, 66049), (1285, 60909), (3855, 20303)]