81282330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1307}}^1$

素因数の和:2011

約数の個数: 48

約数和(自身を含む): 211801824

約数和(自身を除く): 130519494

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 691, 1307, 1382, 2073, 2614, 3455, 3921, 4146, 6219, 6535, 6910, 7842, 10365, 11763, 12438, 13070, 19605, 20730, 23526, 31095, 39210, 58815, 62190, 117630, 903137, 1806274, 2709411, 4515685, 5418822, 8128233, 9031370, 13547055, 16256466, 27094110, 40641165, 81282330]

約数ペア:

[(1, 81282330), (2, 40641165), (3, 27094110), (5, 16256466), (6, 13547055), (9, 9031370), (10, 8128233), (15, 5418822), (18, 4515685), (30, 2709411), (45, 1806274), (90, 903137), (691, 117630), (1307, 62190), (1382, 58815), (2073, 39210), (2614, 31095), (3455, 23526), (3921, 20730), (4146, 19605), (6219, 13070), (6535, 12438), (6910, 11763), (7842, 10365)]