1217930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 2543616

約数和(自身を除く): 1325686

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 137, 254, 274, 635, 685, 889, 959, 1270, 1370, 1778, 1918, 4445, 4795, 8890, 9590, 17399, 34798, 86995, 121793, 173990, 243586, 608965, 1217930]

約数ペア:

[(1, 1217930), (2, 608965), (5, 243586), (7, 173990), (10, 121793), (14, 86995), (35, 34798), (70, 17399), (127, 9590), (137, 8890), (254, 4795), (274, 4445), (635, 1918), (685, 1778), (889, 1370), (959, 1270)]