61405515

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{751}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 112619520

約数和(自身を除く): 51214005

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 79, 115, 207, 237, 345, 395, 711, 751, 1035, 1185, 1817, 2253, 3555, 3755, 5451, 6759, 9085, 11265, 16353, 17273, 27255, 33795, 51819, 59329, 81765, 86365, 155457, 177987, 259095, 296645, 533961, 777285, 889935, 1364567, 2669805, 4093701, 6822835, 12281103, 20468505, 61405515]

約数ペア:

[(1, 61405515), (3, 20468505), (5, 12281103), (9, 6822835), (15, 4093701), (23, 2669805), (45, 1364567), (69, 889935), (79, 777285), (115, 533961), (207, 296645), (237, 259095), (345, 177987), (395, 155457), (711, 86365), (751, 81765), (1035, 59329), (1185, 51819), (1817, 33795), (2253, 27255), (3555, 17273), (3755, 16353), (5451, 11265), (6759, 9085)]