393664155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{9833}}^1$

素因数の和:10015

約数の個数: 32

約数和(自身を含む): 671229504

約数和(自身を除く): 277565349

約数列:

[1, 3, 5, 15, 17, 51, 85, 157, 255, 471, 785, 2355, 2669, 8007, 9833, 13345, 29499, 40035, 49165, 147495, 167161, 501483, 835805, 1543781, 2507415, 4631343, 7718905, 23156715, 26244277, 78732831, 131221385, 393664155]

約数ペア:

[(1, 393664155), (3, 131221385), (5, 78732831), (15, 26244277), (17, 23156715), (51, 7718905), (85, 4631343), (157, 2507415), (255, 1543781), (471, 835805), (785, 501483), (2355, 167161), (2669, 147495), (8007, 49165), (9833, 40035), (13345, 29499)]