290400859

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{2969}}^1$

素因数の和:3222

約数の個数: 16

約数和(自身を含む): 337867200

約数和(自身を除く): 47466341

約数列:

[1, 7, 89, 157, 623, 1099, 2969, 13973, 20783, 97811, 264241, 466133, 1849687, 3262931, 41485837, 290400859]

約数ペア:

[(1, 290400859), (7, 41485837), (89, 3262931), (157, 1849687), (623, 466133), (1099, 264241), (2969, 97811), (13973, 20783)]