1091205

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 1987200

約数和(自身を除く): 895995

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 137, 177, 295, 411, 531, 685, 885, 1233, 1593, 2055, 2655, 3699, 6165, 7965, 8083, 18495, 24249, 40415, 72747, 121245, 218241, 363735, 1091205]

約数ペア:

[(1, 1091205), (3, 363735), (5, 218241), (9, 121245), (15, 72747), (27, 40415), (45, 24249), (59, 18495), (135, 8083), (137, 7965), (177, 6165), (295, 3699), (411, 2655), (531, 2055), (685, 1593), (885, 1233)]