81871278

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{1103}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 166924800

約数和(自身を除く): 85053522

約数列:

[1, 2, 3, 6, 89, 139, 178, 267, 278, 417, 534, 834, 1103, 2206, 3309, 6618, 12371, 24742, 37113, 74226, 98167, 153317, 196334, 294501, 306634, 459951, 589002, 919902, 13645213, 27290426, 40935639, 81871278]

約数ペア:

[(1, 81871278), (2, 40935639), (3, 27290426), (6, 13645213), (89, 919902), (139, 589002), (178, 459951), (267, 306634), (278, 294501), (417, 196334), (534, 153317), (834, 98167), (1103, 74226), (2206, 37113), (3309, 24742), (6618, 12371)]