2087434945

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 2609190144

約数和(自身を除く): 521755199

約数列:

[1, 5, 53, 61, 263, 265, 305, 491, 1315, 2455, 3233, 13939, 16043, 16165, 26023, 29951, 69695, 80215, 129133, 130115, 149755, 645665, 850279, 1587403, 4251395, 6844049, 7877113, 7937015, 34220245, 39385565, 417486989, 2087434945]

約数ペア:

[(1, 2087434945), (5, 417486989), (53, 39385565), (61, 34220245), (263, 7937015), (265, 7877113), (305, 6844049), (491, 4251395), (1315, 1587403), (2455, 850279), (3233, 645665), (13939, 149755), (16043, 130115), (16165, 129133), (26023, 80215), (29951, 69695)]