39430251

素因数分解:

$3^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 67953600

約数和(自身を除く): 28523349

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 241, 343, 371, 441, 477, 723, 1029, 1113, 1687, 2169, 2597, 3087, 3339, 5061, 7791, 11809, 12773, 15183, 18179, 23373, 35427, 38319, 54537, 82663, 89411, 106281, 114957, 163611, 247989, 268233, 625877, 743967, 804699, 1877631, 4381139, 5632893, 13143417, 39430251]

約数ペア:

[(1, 39430251), (3, 13143417), (7, 5632893), (9, 4381139), (21, 1877631), (49, 804699), (53, 743967), (63, 625877), (147, 268233), (159, 247989), (241, 163611), (343, 114957), (371, 106281), (441, 89411), (477, 82663), (723, 54537), (1029, 38319), (1113, 35427), (1687, 23373), (2169, 18179), (2597, 15183), (3087, 12773), (3339, 11809), (5061, 7791)]