71296918

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20129}}^1$

素因数の和:20172

約数の個数: 32

約数和(自身を含む): 139138560

約数和(自身を除く): 67841642

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 20129, 40258, 140903, 221419, 281806, 442838, 462967, 925934, 1549933, 3099866, 3240769, 5092637, 6481538, 10185274, 35648459, 71296918]

約数ペア:

[(1, 71296918), (2, 35648459), (7, 10185274), (11, 6481538), (14, 5092637), (22, 3240769), (23, 3099866), (46, 1549933), (77, 925934), (154, 462967), (161, 442838), (253, 281806), (322, 221419), (506, 140903), (1771, 40258), (3542, 20129)]