2097641

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 2729160

約数和(自身を除く): 631519

約数列:

[1, 7, 13, 37, 49, 89, 91, 259, 481, 623, 637, 1157, 1813, 3293, 3367, 4361, 8099, 23051, 23569, 42809, 56693, 161357, 299663, 2097641]

約数ペア:

[(1, 2097641), (7, 299663), (13, 161357), (37, 56693), (49, 42809), (89, 23569), (91, 23051), (259, 8099), (481, 4361), (623, 3367), (637, 3293), (1157, 1813)]