213105191

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{11251}}^1$

素因数の和:11342

約数の個数: 16

約数和(自身を含む): 241963008

約数和(自身を除く): 28857817

約数列:

[1, 13, 31, 47, 403, 611, 1457, 11251, 18941, 146263, 348781, 528797, 4534153, 6874361, 16392707, 213105191]

約数ペア:

[(1, 213105191), (13, 16392707), (31, 6874361), (47, 4534153), (403, 528797), (611, 348781), (1457, 146263), (11251, 18941)]