989757958

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{787}}^1$

素因数の和:1157

約数の個数: 48

約数和(自身を含む): 1777056624

約数和(自身を除く): 787298666

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 313, 574, 626, 787, 1574, 2009, 2191, 4018, 4382, 5509, 11018, 12833, 15337, 25666, 30674, 32267, 38563, 64534, 77126, 89831, 179662, 225869, 246331, 451738, 492662, 628817, 1257634, 1581083, 1724317, 3162166, 3448634, 10099571, 12070219, 20199142, 24140438, 70696997, 141393994, 494878979, 989757958]

約数ペア:

[(1, 989757958), (2, 494878979), (7, 141393994), (14, 70696997), (41, 24140438), (49, 20199142), (82, 12070219), (98, 10099571), (287, 3448634), (313, 3162166), (574, 1724317), (626, 1581083), (787, 1257634), (1574, 628817), (2009, 492662), (2191, 451738), (4018, 246331), (4382, 225869), (5509, 179662), (11018, 89831), (12833, 77126), (15337, 64534), (25666, 38563), (30674, 32267)]