211064399

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3253}}^1$

素因数の和:3327

約数の個数: 32

約数和(自身を含む): 279896064

約数和(自身を除く): 68831665

約数列:

[1, 7, 13, 23, 31, 91, 161, 217, 299, 403, 713, 2093, 2821, 3253, 4991, 9269, 22771, 42289, 64883, 74819, 100843, 296023, 523733, 705901, 972647, 1310959, 2319389, 6808529, 9176713, 16235723, 30152057, 211064399]

約数ペア:

[(1, 211064399), (7, 30152057), (13, 16235723), (23, 9176713), (31, 6808529), (91, 2319389), (161, 1310959), (217, 972647), (299, 705901), (403, 523733), (713, 296023), (2093, 100843), (2821, 74819), (3253, 64883), (4991, 42289), (9269, 22771)]