868640738

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{521393}}^1$

素因数の和:521426

約数の個数: 24

約数和(自身を含む): 1604850732

約数和(自身を除く): 736209994

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 521393, 1042786, 3649751, 7299502, 8863681, 17727362, 25548257, 51096514, 62045767, 124091534, 434320369, 868640738]

約数ペア:

[(1, 868640738), (2, 434320369), (7, 124091534), (14, 62045767), (17, 51096514), (34, 25548257), (49, 17727362), (98, 8863681), (119, 7299502), (238, 3649751), (833, 1042786), (1666, 521393)]