72979487

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 92749824

約数和(自身を除く): 19770337

約数列:

[1, 7, 17, 31, 73, 119, 217, 271, 511, 527, 1241, 1897, 2263, 3689, 4607, 8401, 8687, 15841, 19783, 32249, 38471, 58807, 138481, 142817, 269297, 336311, 613273, 999719, 2354177, 4292911, 10425641, 72979487]

約数ペア:

[(1, 72979487), (7, 10425641), (17, 4292911), (31, 2354177), (73, 999719), (119, 613273), (217, 336311), (271, 269297), (511, 142817), (527, 138481), (1241, 58807), (1897, 38471), (2263, 32249), (3689, 19783), (4607, 15841), (8401, 8687)]