235460211

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2159

約数の個数: 32

約数和(自身を含む): 368640000

約数和(自身を除く): 133179789

約数列:

[1, 3, 7, 21, 71, 79, 213, 237, 497, 553, 1491, 1659, 1999, 5609, 5997, 13993, 16827, 39263, 41979, 117789, 141929, 157921, 425787, 473763, 993503, 1105447, 2980509, 3316341, 11212391, 33637173, 78486737, 235460211]

約数ペア:

[(1, 235460211), (3, 78486737), (7, 33637173), (21, 11212391), (71, 3316341), (79, 2980509), (213, 1105447), (237, 993503), (497, 473763), (553, 425787), (1491, 157921), (1659, 141929), (1999, 117789), (5609, 41979), (5997, 39263), (13993, 16827)]