388704894

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1\times {\mathrm{971}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 785500416

約数和(自身を除く): 396795522

約数列:

[1, 2, 3, 6, 137, 274, 411, 487, 822, 971, 974, 1461, 1942, 2913, 2922, 5826, 66719, 133027, 133438, 200157, 266054, 399081, 400314, 472877, 798162, 945754, 1418631, 2837262, 64784149, 129568298, 194352447, 388704894]

約数ペア:

[(1, 388704894), (2, 194352447), (3, 129568298), (6, 64784149), (137, 2837262), (274, 1418631), (411, 945754), (487, 798162), (822, 472877), (971, 400314), (974, 399081), (1461, 266054), (1942, 200157), (2913, 133438), (2922, 133027), (5826, 66719)]