1319310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 3487536

約数和(自身を除く): 2168226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 137, 214, 274, 321, 411, 535, 642, 685, 822, 963, 1070, 1233, 1370, 1605, 1926, 2055, 2466, 3210, 4110, 4815, 6165, 9630, 12330, 14659, 29318, 43977, 73295, 87954, 131931, 146590, 219885, 263862, 439770, 659655, 1319310]

約数ペア:

[(1, 1319310), (2, 659655), (3, 439770), (5, 263862), (6, 219885), (9, 146590), (10, 131931), (15, 87954), (18, 73295), (30, 43977), (45, 29318), (90, 14659), (107, 12330), (137, 9630), (214, 6165), (274, 4815), (321, 4110), (411, 3210), (535, 2466), (642, 2055), (685, 1926), (822, 1605), (963, 1370), (1070, 1233)]