90108945

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2381}}^1$

素因数の和:2450

約数の個数: 36

約数和(自身を含む): 161828316

約数和(自身を除く): 71719371

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 841, 1305, 2381, 2523, 4205, 7143, 7569, 11905, 12615, 21429, 35715, 37845, 69049, 107145, 207147, 345245, 621441, 1035735, 2002421, 3107205, 6007263, 10012105, 18021789, 30036315, 90108945]

約数ペア:

[(1, 90108945), (3, 30036315), (5, 18021789), (9, 10012105), (15, 6007263), (29, 3107205), (45, 2002421), (87, 1035735), (145, 621441), (261, 345245), (435, 207147), (841, 107145), (1305, 69049), (2381, 37845), (2523, 35715), (4205, 21429), (7143, 12615), (7569, 11905)]