280803458

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1171}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 474913152

約数和(自身を除く): 194109694

約数列:

[1, 2, 13, 23, 26, 46, 299, 401, 598, 802, 1171, 2342, 5213, 9223, 10426, 15223, 18446, 26933, 30446, 53866, 119899, 239798, 350129, 469571, 700258, 939142, 6104423, 10800133, 12208846, 21600266, 140401729, 280803458]

約数ペア:

[(1, 280803458), (2, 140401729), (13, 21600266), (23, 12208846), (26, 10800133), (46, 6104423), (299, 939142), (401, 700258), (598, 469571), (802, 350129), (1171, 239798), (2342, 119899), (5213, 53866), (9223, 30446), (10426, 26933), (15223, 18446)]