31270869

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3083}}^1$

素因数の和:3126

約数の個数: 36

約数和(自身を含む): 54845856

約数和(自身を除く): 23574987

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 3083, 3381, 9249, 10143, 21581, 27747, 64743, 70909, 151067, 194229, 212727, 453201, 496363, 638181, 1359603, 1489089, 3474541, 4467267, 10423623, 31270869]

約数ペア:

[(1, 31270869), (3, 10423623), (7, 4467267), (9, 3474541), (21, 1489089), (23, 1359603), (49, 638181), (63, 496363), (69, 453201), (147, 212727), (161, 194229), (207, 151067), (441, 70909), (483, 64743), (1127, 27747), (1449, 21581), (3083, 10143), (3381, 9249)]