678456498

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{15349}}^1$

素因数の和:15546

約数の個数: 32

約数和(自身を含む): 1392552000

約数和(自身を除く): 714095502

約数列:

[1, 2, 3, 6, 53, 106, 139, 159, 278, 318, 417, 834, 7367, 14734, 15349, 22101, 30698, 44202, 46047, 92094, 813497, 1626994, 2133511, 2440491, 4267022, 4880982, 6400533, 12801066, 113076083, 226152166, 339228249, 678456498]

約数ペア:

[(1, 678456498), (2, 339228249), (3, 226152166), (6, 113076083), (53, 12801066), (106, 6400533), (139, 4880982), (159, 4267022), (278, 2440491), (318, 2133511), (417, 1626994), (834, 813497), (7367, 92094), (14734, 46047), (15349, 44202), (22101, 30698)]