217845978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{33037}}^1$

素因数の和:33206

約数の個数: 32

約数和(自身を含む): 501120384

約数和(自身を除く): 283274406

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 3297, 6594, 33037, 66074, 99111, 198222, 231259, 462518, 693777, 1387554, 5186809, 10373618, 15560427, 31120854, 36307663, 72615326, 108922989, 217845978]

約数ペア:

[(1, 217845978), (2, 108922989), (3, 72615326), (6, 36307663), (7, 31120854), (14, 15560427), (21, 10373618), (42, 5186809), (157, 1387554), (314, 693777), (471, 462518), (942, 231259), (1099, 198222), (2198, 99111), (3297, 66074), (6594, 33037)]