8131185

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1215

約数の個数: 40

約数和(自身を含む): 15446376

約数和(自身を除く): 7315191

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1181, 1377, 2295, 3543, 5905, 6885, 10629, 17715, 20077, 31887, 53145, 60231, 95661, 100385, 159435, 180693, 301155, 478305, 542079, 903465, 1626237, 2710395, 8131185]

約数ペア:

[(1, 8131185), (3, 2710395), (5, 1626237), (9, 903465), (15, 542079), (17, 478305), (27, 301155), (45, 180693), (51, 159435), (81, 100385), (85, 95661), (135, 60231), (153, 53145), (255, 31887), (405, 20077), (459, 17715), (765, 10629), (1181, 6885), (1377, 5905), (2295, 3543)]