31321206

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{751}}^1$

素因数の和:1097

約数の個数: 48

約数和(自身を含む): 77895168

約数和(自身を除く): 46573962

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 331, 662, 751, 993, 1502, 1986, 2253, 2317, 2979, 4506, 4634, 5257, 5958, 6759, 6951, 10514, 13518, 13902, 15771, 20853, 31542, 41706, 47313, 94626, 248581, 497162, 745743, 1491486, 1740067, 2237229, 3480134, 4474458, 5220201, 10440402, 15660603, 31321206]

約数ペア:

[(1, 31321206), (2, 15660603), (3, 10440402), (6, 5220201), (7, 4474458), (9, 3480134), (14, 2237229), (18, 1740067), (21, 1491486), (42, 745743), (63, 497162), (126, 248581), (331, 94626), (662, 47313), (751, 41706), (993, 31542), (1502, 20853), (1986, 15771), (2253, 13902), (2317, 13518), (2979, 10514), (4506, 6951), (4634, 6759), (5257, 5958)]