312821470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1069}}^1\times {\mathrm{2251}}^1$

素因数の和:3340

約数の個数: 32

約数和(自身を含む): 607229280

約数和(自身を除く): 294407810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1069, 2138, 2251, 4502, 5345, 10690, 11255, 13897, 22510, 27794, 29263, 58526, 69485, 138970, 146315, 292630, 2406319, 4812638, 12031595, 24063190, 31282147, 62564294, 156410735, 312821470]

約数ペア:

[(1, 312821470), (2, 156410735), (5, 62564294), (10, 31282147), (13, 24063190), (26, 12031595), (65, 4812638), (130, 2406319), (1069, 292630), (2138, 146315), (2251, 138970), (4502, 69485), (5345, 58526), (10690, 29263), (11255, 27794), (13897, 22510)]