61386417

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 98542080

約数和(自身を除く): 37155663

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 243, 261, 279, 281, 783, 837, 843, 899, 2349, 2511, 2529, 2697, 7047, 7533, 7587, 8091, 8149, 8711, 22761, 24273, 24447, 26133, 68283, 72819, 73341, 78399, 218457, 220023, 235197, 252619, 660069, 705591, 757857, 1980207, 2116773, 2273571, 6820713, 20462139, 61386417]

約数ペア:

[(1, 61386417), (3, 20462139), (9, 6820713), (27, 2273571), (29, 2116773), (31, 1980207), (81, 757857), (87, 705591), (93, 660069), (243, 252619), (261, 235197), (279, 220023), (281, 218457), (783, 78399), (837, 73341), (843, 72819), (899, 68283), (2349, 26133), (2511, 24447), (2529, 24273), (2697, 22761), (7047, 8711), (7533, 8149), (7587, 8091)]