318711915

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18301}}^1$

素因数の和:18361

約数の個数: 40

約数和(自身を含む): 584639088

約数和(自身を除く): 265927173

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 17415, 18301, 54903, 91505, 164709, 274515, 494127, 786943, 823545, 1482381, 2360829, 2470635, 3934715, 7082487, 7411905, 11804145, 21247461, 35412435, 63742383, 106237305, 318711915]

約数ペア:

[(1, 318711915), (3, 106237305), (5, 63742383), (9, 35412435), (15, 21247461), (27, 11804145), (43, 7411905), (45, 7082487), (81, 3934715), (129, 2470635), (135, 2360829), (215, 1482381), (387, 823545), (405, 786943), (645, 494127), (1161, 274515), (1935, 164709), (3483, 91505), (5805, 54903), (17415, 18301)]