61384905

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3319}}^1$

素因数の和:3470

約数の個数: 32

約数和(自身を含む): 109958400

約数和(自身を除く): 48573495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1233, 2055, 3319, 3699, 6165, 9957, 16595, 18495, 29871, 49785, 89613, 149355, 448065, 454703, 1364109, 2273515, 4092327, 6820545, 12276981, 20461635, 61384905]

約数ペア:

[(1, 61384905), (3, 20461635), (5, 12276981), (9, 6820545), (15, 4092327), (27, 2273515), (45, 1364109), (135, 454703), (137, 448065), (411, 149355), (685, 89613), (1233, 49785), (2055, 29871), (3319, 18495), (3699, 16595), (6165, 9957)]