809490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 2145024

約数和(自身を除く): 1335534

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 223, 242, 330, 363, 446, 605, 669, 726, 1115, 1210, 1338, 1815, 2230, 2453, 3345, 3630, 4906, 6690, 7359, 12265, 14718, 24530, 26983, 36795, 53966, 73590, 80949, 134915, 161898, 269830, 404745, 809490]

約数ペア:

[(1, 809490), (2, 404745), (3, 269830), (5, 161898), (6, 134915), (10, 80949), (11, 73590), (15, 53966), (22, 36795), (30, 26983), (33, 24530), (55, 14718), (66, 12265), (110, 7359), (121, 6690), (165, 4906), (223, 3630), (242, 3345), (330, 2453), (363, 2230), (446, 1815), (605, 1338), (669, 1210), (726, 1115)]