138855765

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{541}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 226651392

約数和(自身を除く): 87795627

約数列:

[1, 3, 5, 15, 71, 213, 241, 355, 541, 723, 1065, 1205, 1623, 2705, 3615, 8115, 17111, 38411, 51333, 85555, 115233, 130381, 192055, 256665, 391143, 576165, 651905, 1955715, 9257051, 27771153, 46285255, 138855765]

約数ペア:

[(1, 138855765), (3, 46285255), (5, 27771153), (15, 9257051), (71, 1955715), (213, 651905), (241, 576165), (355, 391143), (541, 256665), (723, 192055), (1065, 130381), (1205, 115233), (1623, 85555), (2705, 51333), (3615, 38411), (8115, 17111)]