12871516

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3863}}^1$

素因数の和:3898

約数の個数: 36

約数和(自身を含む): 27751248

約数和(自身を除く): 14879732

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 3863, 7726, 15452, 27041, 54082, 65671, 108164, 131342, 189287, 262684, 378574, 459697, 757148, 919394, 1838788, 3217879, 6435758, 12871516]

約数ペア:

[(1, 12871516), (2, 6435758), (4, 3217879), (7, 1838788), (14, 919394), (17, 757148), (28, 459697), (34, 378574), (49, 262684), (68, 189287), (98, 131342), (119, 108164), (196, 65671), (238, 54082), (476, 27041), (833, 15452), (1666, 7726), (3332, 3863)]