308923745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1063}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 424714752

約数和(自身を除く): 115791007

約数列:

[1, 5, 13, 17, 65, 85, 221, 263, 1063, 1105, 1315, 3419, 4471, 5315, 13819, 17095, 18071, 22355, 58123, 69095, 90355, 234923, 279569, 290615, 1174615, 1397845, 3634397, 4752673, 18171985, 23763365, 61784749, 308923745]

約数ペア:

[(1, 308923745), (5, 61784749), (13, 23763365), (17, 18171985), (65, 4752673), (85, 3634397), (221, 1397845), (263, 1174615), (1063, 290615), (1105, 279569), (1315, 234923), (3419, 90355), (4471, 69095), (5315, 58123), (13819, 22355), (17095, 18071)]