390989794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{2137}}^1$

素因数の和:2410

約数の個数: 32

約数和(自身を含む): 655151616

約数和(自身を除く): 264161822

約数列:

[1, 2, 13, 26, 31, 62, 227, 403, 454, 806, 2137, 2951, 4274, 5902, 7037, 14074, 27781, 55562, 66247, 91481, 132494, 182962, 485099, 861211, 970198, 1722422, 6306287, 12612574, 15038069, 30076138, 195494897, 390989794]

約数ペア:

[(1, 390989794), (2, 195494897), (13, 30076138), (26, 15038069), (31, 12612574), (62, 6306287), (227, 1722422), (403, 970198), (454, 861211), (806, 485099), (2137, 182962), (2951, 132494), (4274, 91481), (5902, 66247), (7037, 55562), (14074, 27781)]