1689210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^2$

素因数の和:287

約数の個数: 36

約数和(自身を含む): 4424238

約数和(自身を除く): 2735028

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 1233, 1370, 2055, 2466, 4110, 6165, 12330, 18769, 37538, 56307, 93845, 112614, 168921, 187690, 281535, 337842, 563070, 844605, 1689210]

約数ペア:

[(1, 1689210), (2, 844605), (3, 563070), (5, 337842), (6, 281535), (9, 187690), (10, 168921), (15, 112614), (18, 93845), (30, 56307), (45, 37538), (90, 18769), (137, 12330), (274, 6165), (411, 4110), (685, 2466), (822, 2055), (1233, 1370)]