205840502

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1319}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 360391680

約数和(自身を除く): 154551178

約数列:

[1, 2, 7, 14, 71, 142, 157, 314, 497, 994, 1099, 1319, 2198, 2638, 9233, 11147, 18466, 22294, 78029, 93649, 156058, 187298, 207083, 414166, 655543, 1311086, 1449581, 2899162, 14702893, 29405786, 102920251, 205840502]

約数ペア:

[(1, 205840502), (2, 102920251), (7, 29405786), (14, 14702893), (71, 2899162), (142, 1449581), (157, 1311086), (314, 655543), (497, 414166), (994, 207083), (1099, 187298), (1319, 156058), (2198, 93649), (2638, 78029), (9233, 22294), (11147, 18466)]