71584365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{809}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 121772160

約数和(自身を除く): 50187795

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 347, 809, 1041, 1735, 2427, 4045, 5205, 5899, 12135, 13753, 17697, 29495, 41259, 68765, 88485, 206295, 280723, 842169, 1403615, 4210845, 4772291, 14316873, 23861455, 71584365]

約数ペア:

[(1, 71584365), (3, 23861455), (5, 14316873), (15, 4772291), (17, 4210845), (51, 1403615), (85, 842169), (255, 280723), (347, 206295), (809, 88485), (1041, 68765), (1735, 41259), (2427, 29495), (4045, 17697), (5205, 13753), (5899, 12135)]