69131356

素因数分解:

$2^2\times 7^2\times {\mathrm{352711}}^1$

素因数の和:352729

約数の個数: 18

約数和(自身を含む): 140732088

約数和(自身を除く): 71600732

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 352711, 705422, 1410844, 2468977, 4937954, 9875908, 17282839, 34565678, 69131356]

約数ペア:

[(1, 69131356), (2, 34565678), (4, 17282839), (7, 9875908), (14, 4937954), (28, 2468977), (49, 1410844), (98, 705422), (196, 352711)]