221465394

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{751}}^1$

素因数の和:932

約数の個数: 64

約数和(自身を含む): 508231680

約数和(自身を除く): 286766286

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 127, 129, 254, 258, 381, 387, 751, 762, 774, 1143, 1161, 1502, 2253, 2286, 2322, 3429, 4506, 5461, 6759, 6858, 10922, 13518, 16383, 20277, 32293, 32766, 40554, 49149, 64586, 95377, 96879, 98298, 147447, 190754, 193758, 286131, 290637, 294894, 572262, 581274, 858393, 871911, 1716786, 1743822, 2575179, 4101211, 5150358, 8202422, 12303633, 24607266, 36910899, 73821798, 110732697, 221465394]

約数ペア:

[(1, 221465394), (2, 110732697), (3, 73821798), (6, 36910899), (9, 24607266), (18, 12303633), (27, 8202422), (43, 5150358), (54, 4101211), (86, 2575179), (127, 1743822), (129, 1716786), (254, 871911), (258, 858393), (381, 581274), (387, 572262), (751, 294894), (762, 290637), (774, 286131), (1143, 193758), (1161, 190754), (1502, 147447), (2253, 98298), (2286, 96879), (2322, 95377), (3429, 64586), (4506, 49149), (5461, 40554), (6759, 32766), (6858, 32293), (10922, 20277), (13518, 16383)]