209532999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2441}}^1$

素因数の和:2559

約数の個数: 32

約数和(自身を含む): 315076608

約数和(自身を除く): 105543609

約数列:

[1, 3, 13, 31, 39, 71, 93, 213, 403, 923, 1209, 2201, 2441, 2769, 6603, 7323, 28613, 31733, 75671, 85839, 95199, 173311, 227013, 519933, 983723, 2253043, 2951169, 5372641, 6759129, 16117923, 69844333, 209532999]

約数ペア:

[(1, 209532999), (3, 69844333), (13, 16117923), (31, 6759129), (39, 5372641), (71, 2951169), (93, 2253043), (213, 983723), (403, 519933), (923, 227013), (1209, 173311), (2201, 95199), (2441, 85839), (2769, 75671), (6603, 31733), (7323, 28613)]