2153305

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 3545856

約数和(自身を除く): 1392551

約数列:

[1, 5, 7, 11, 17, 35, 47, 49, 55, 77, 85, 119, 187, 235, 245, 329, 385, 517, 539, 595, 799, 833, 935, 1309, 1645, 2303, 2585, 2695, 3619, 3995, 4165, 5593, 6545, 8789, 9163, 11515, 18095, 25333, 27965, 39151, 43945, 45815, 61523, 126665, 195755, 307615, 430661, 2153305]

約数ペア:

[(1, 2153305), (5, 430661), (7, 307615), (11, 195755), (17, 126665), (35, 61523), (47, 45815), (49, 43945), (55, 39151), (77, 27965), (85, 25333), (119, 18095), (187, 11515), (235, 9163), (245, 8789), (329, 6545), (385, 5593), (517, 4165), (539, 3995), (595, 3619), (799, 2695), (833, 2585), (935, 2303), (1309, 1645)]