81697538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{5503}}^1$

素因数の和:6089

約数の個数: 16

約数和(自身を含む): 132228096

約数和(自身を除く): 50530558

約数列:

[1, 2, 13, 26, 571, 1142, 5503, 7423, 11006, 14846, 71539, 143078, 3142213, 6284426, 40848769, 81697538]

約数ペア:

[(1, 81697538), (2, 40848769), (13, 6284426), (26, 3142213), (571, 143078), (1142, 71539), (5503, 14846), (7423, 11006)]