220861498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1201}}^1$

素因数の和:1870

約数の個数: 32

約数和(自身を含む): 390140352

約数和(自身を除く): 169278854

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 643, 1201, 1286, 2402, 7073, 8359, 13211, 14146, 15613, 16718, 26422, 31226, 91949, 171743, 183898, 343486, 772243, 1544486, 8494673, 10039159, 16989346, 20078318, 110430749, 220861498]

約数ペア:

[(1, 220861498), (2, 110430749), (11, 20078318), (13, 16989346), (22, 10039159), (26, 8494673), (143, 1544486), (286, 772243), (643, 343486), (1201, 183898), (1286, 171743), (2402, 91949), (7073, 31226), (8359, 26422), (13211, 16718), (14146, 15613)]