165140565

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2711}}^1$

素因数の和:2881

約数の個数: 32

約数和(自身を含む): 274931712

約数和(自身を除く): 109791147

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 393, 465, 655, 1965, 2711, 4061, 8133, 12183, 13555, 20305, 40665, 60915, 84041, 252123, 355141, 420205, 1065423, 1260615, 1775705, 5327115, 11009371, 33028113, 55046855, 165140565]

約数ペア:

[(1, 165140565), (3, 55046855), (5, 33028113), (15, 11009371), (31, 5327115), (93, 1775705), (131, 1260615), (155, 1065423), (393, 420205), (465, 355141), (655, 252123), (1965, 84041), (2711, 60915), (4061, 40665), (8133, 20305), (12183, 13555)]