31980333

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{829}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 53544960

約数和(自身を除く): 21564627

約数列:

[1, 3, 7, 11, 21, 33, 77, 167, 231, 501, 829, 1169, 1837, 2487, 3507, 5511, 5803, 9119, 12859, 17409, 27357, 38577, 63833, 138443, 191499, 415329, 969101, 1522873, 2907303, 4568619, 10660111, 31980333]

約数ペア:

[(1, 31980333), (3, 10660111), (7, 4568619), (11, 2907303), (21, 1522873), (33, 969101), (77, 415329), (167, 191499), (231, 138443), (501, 63833), (829, 38577), (1169, 27357), (1837, 17409), (2487, 12859), (3507, 9119), (5511, 5803)]