200720007

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{367}}^1\times {\mathrm{907}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 295383296

約数和(自身を除く): 94663289

約数列:

[1, 3, 9, 67, 201, 367, 603, 907, 1101, 2721, 3303, 8163, 24589, 60769, 73767, 182307, 221301, 332869, 546921, 998607, 2995821, 22302223, 66906669, 200720007]

約数ペア:

[(1, 200720007), (3, 66906669), (9, 22302223), (67, 2995821), (201, 998607), (367, 546921), (603, 332869), (907, 221301), (1101, 182307), (2721, 73767), (3303, 60769), (8163, 24589)]