39389679

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1567}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 71500800

約数和(自身を除く): 32111121

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 399, 441, 513, 931, 1197, 1323, 1567, 2793, 3591, 4701, 8379, 10969, 14103, 25137, 29773, 32907, 42309, 76783, 89319, 98721, 208411, 230349, 267957, 296163, 625233, 691047, 803871, 1458877, 1875699, 2073141, 4376631, 5627097, 13129893, 39389679]

約数ペア:

[(1, 39389679), (3, 13129893), (7, 5627097), (9, 4376631), (19, 2073141), (21, 1875699), (27, 1458877), (49, 803871), (57, 691047), (63, 625233), (133, 296163), (147, 267957), (171, 230349), (189, 208411), (399, 98721), (441, 89319), (513, 76783), (931, 42309), (1197, 32907), (1323, 29773), (1567, 25137), (2793, 14103), (3591, 10969), (4701, 8379)]