40870251

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:305

約数の個数: 40

約数和(自身を含む): 64120320

約数和(自身を除く): 23250069

約数列:

[1, 3, 9, 27, 29, 81, 87, 127, 137, 261, 381, 411, 783, 1143, 1233, 2349, 3429, 3683, 3699, 3973, 10287, 11049, 11097, 11919, 17399, 33147, 35757, 52197, 99441, 107271, 156591, 298323, 321813, 469773, 504571, 1409319, 1513713, 4541139, 13623417, 40870251]

約数ペア:

[(1, 40870251), (3, 13623417), (9, 4541139), (27, 1513713), (29, 1409319), (81, 504571), (87, 469773), (127, 321813), (137, 298323), (261, 156591), (381, 107271), (411, 99441), (783, 52197), (1143, 35757), (1233, 33147), (2349, 17399), (3429, 11919), (3683, 11097), (3699, 11049), (3973, 10287)]