77921688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{249749}}^1$

素因数の和:249771

約数の個数: 32

約数和(自身を含む): 209790000

約数和(自身を除く): 131868312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 249749, 499498, 749247, 998996, 1498494, 1997992, 2996988, 3246737, 5993976, 6493474, 9740211, 12986948, 19480422, 25973896, 38960844, 77921688]

約数ペア:

[(1, 77921688), (2, 38960844), (3, 25973896), (4, 19480422), (6, 12986948), (8, 9740211), (12, 6493474), (13, 5993976), (24, 3246737), (26, 2996988), (39, 1997992), (52, 1498494), (78, 998996), (104, 749247), (156, 499498), (312, 249749)]