217686924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66449}}^1$

素因数の和:66479

約数の個数: 72

約数和(自身を含む): 677258400

約数和(自身を除く): 459571476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 66449, 132898, 199347, 265796, 398694, 465143, 598041, 797388, 863837, 930286, 1196082, 1395429, 1727674, 1860572, 2392164, 2591511, 2790858, 3455348, 4186287, 5183022, 5581716, 6046859, 7774533, 8372574, 10366044, 12093718, 15549066, 16745148, 18140577, 24187436, 31098132, 36281154, 54421731, 72562308, 108843462, 217686924]

約数ペア:

[(1, 217686924), (2, 108843462), (3, 72562308), (4, 54421731), (6, 36281154), (7, 31098132), (9, 24187436), (12, 18140577), (13, 16745148), (14, 15549066), (18, 12093718), (21, 10366044), (26, 8372574), (28, 7774533), (36, 6046859), (39, 5581716), (42, 5183022), (52, 4186287), (63, 3455348), (78, 2790858), (84, 2591511), (91, 2392164), (117, 1860572), (126, 1727674), (156, 1395429), (182, 1196082), (234, 930286), (252, 863837), (273, 797388), (364, 598041), (468, 465143), (546, 398694), (819, 265796), (1092, 199347), (1638, 132898), (3276, 66449)]