61521918

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 135032832

約数和(自身を除く): 73510914

約数列:

[1, 2, 3, 6, 23, 31, 46, 62, 69, 73, 93, 138, 146, 186, 197, 219, 394, 438, 591, 713, 1182, 1426, 1679, 2139, 2263, 3358, 4278, 4526, 4531, 5037, 6107, 6789, 9062, 10074, 12214, 13578, 13593, 14381, 18321, 27186, 28762, 36642, 43143, 52049, 86286, 104098, 140461, 156147, 280922, 312294, 330763, 421383, 445811, 661526, 842766, 891622, 992289, 1337433, 1984578, 2674866, 10253653, 20507306, 30760959, 61521918]

約数ペア:

[(1, 61521918), (2, 30760959), (3, 20507306), (6, 10253653), (23, 2674866), (31, 1984578), (46, 1337433), (62, 992289), (69, 891622), (73, 842766), (93, 661526), (138, 445811), (146, 421383), (186, 330763), (197, 312294), (219, 280922), (394, 156147), (438, 140461), (591, 104098), (713, 86286), (1182, 52049), (1426, 43143), (1679, 36642), (2139, 28762), (2263, 27186), (3358, 18321), (4278, 14381), (4526, 13593), (4531, 13578), (5037, 12214), (6107, 10074), (6789, 9062)]