207855249

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{601}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 325484544

約数和(自身を除く): 117629295

約数列:

[1, 3, 7, 21, 43, 129, 301, 383, 601, 903, 1149, 1803, 2681, 4207, 8043, 12621, 16469, 25843, 49407, 77529, 115283, 180901, 230183, 345849, 542703, 690549, 1611281, 4833843, 9897869, 29693607, 69285083, 207855249]

約数ペア:

[(1, 207855249), (3, 69285083), (7, 29693607), (21, 9897869), (43, 4833843), (129, 1611281), (301, 690549), (383, 542703), (601, 345849), (903, 230183), (1149, 180901), (1803, 115283), (2681, 77529), (4207, 49407), (8043, 25843), (12621, 16469)]