207915967

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 259459200

約数和(自身を除く): 51543233

約数列:

[1, 7, 17, 49, 119, 181, 197, 343, 833, 1267, 1379, 3077, 3349, 5831, 8869, 9653, 21539, 23443, 35657, 62083, 67571, 150773, 164101, 249599, 606169, 1055411, 1148707, 1747193, 4243183, 12230351, 29702281, 207915967]

約数ペア:

[(1, 207915967), (7, 29702281), (17, 12230351), (49, 4243183), (119, 1747193), (181, 1148707), (197, 1055411), (343, 606169), (833, 249599), (1267, 164101), (1379, 150773), (3077, 67571), (3349, 62083), (5831, 35657), (8869, 23443), (9653, 21539)]