39984585

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 65888640

約数和(自身を除く): 25904055

約数列:

[1, 3, 5, 15, 61, 89, 183, 267, 305, 445, 491, 915, 1335, 1473, 2455, 5429, 7365, 16287, 27145, 29951, 43699, 81435, 89853, 131097, 149755, 218495, 449265, 655485, 2665639, 7996917, 13328195, 39984585]

約数ペア:

[(1, 39984585), (3, 13328195), (5, 7996917), (15, 2665639), (61, 655485), (89, 449265), (183, 218495), (267, 149755), (305, 131097), (445, 89853), (491, 81435), (915, 43699), (1335, 29951), (1473, 27145), (2455, 16287), (5429, 7365)]