851384163

素因数分解:

$3^1\times 7^2\times {\mathrm{1319}}^1\times {\mathrm{4391}}^1$

素因数の和:5727

約数の個数: 24

約数和(自身を含む): 1321816320

約数和(自身を除く): 470432157

約数列:

[1, 3, 7, 21, 49, 147, 1319, 3957, 4391, 9233, 13173, 27699, 30737, 64631, 92211, 193893, 215159, 645477, 5791729, 17375187, 40542103, 121626309, 283794721, 851384163]

約数ペア:

[(1, 851384163), (3, 283794721), (7, 121626309), (21, 40542103), (49, 17375187), (147, 5791729), (1319, 645477), (3957, 215159), (4391, 193893), (9233, 92211), (13173, 64631), (27699, 30737)]