1321139090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1459}}^1$

素因数の和:1647

約数の個数: 64

約数和(自身を含む): 2583429120

約数和(自身を除く): 1262290030

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 127, 155, 230, 254, 310, 635, 713, 1270, 1426, 1459, 2918, 2921, 3565, 3937, 5842, 7130, 7295, 7874, 14590, 14605, 19685, 29210, 33557, 39370, 45229, 67114, 90458, 90551, 167785, 181102, 185293, 226145, 335570, 370586, 452290, 452755, 905510, 926465, 1040267, 1852930, 2080534, 4261739, 5201335, 5744083, 8523478, 10402670, 11488166, 21308695, 28720415, 42617390, 57440830, 132113909, 264227818, 660569545, 1321139090]

約数ペア:

[(1, 1321139090), (2, 660569545), (5, 264227818), (10, 132113909), (23, 57440830), (31, 42617390), (46, 28720415), (62, 21308695), (115, 11488166), (127, 10402670), (155, 8523478), (230, 5744083), (254, 5201335), (310, 4261739), (635, 2080534), (713, 1852930), (1270, 1040267), (1426, 926465), (1459, 905510), (2918, 452755), (2921, 452290), (3565, 370586), (3937, 335570), (5842, 226145), (7130, 185293), (7295, 181102), (7874, 167785), (14590, 90551), (14605, 90458), (19685, 67114), (29210, 45229), (33557, 39370)]