161657265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2089}}^1$

素因数の和:2182

約数の個数: 64

約数和(自身を含む): 327444480

約数和(自身を除く): 165787215

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 67, 77, 105, 165, 201, 231, 335, 385, 469, 737, 1005, 1155, 1407, 2089, 2211, 2345, 3685, 5159, 6267, 7035, 10445, 11055, 14623, 15477, 22979, 25795, 31335, 43869, 68937, 73115, 77385, 114895, 139963, 160853, 219345, 344685, 419889, 482559, 699815, 804265, 979741, 1539593, 2099445, 2412795, 2939223, 4618779, 4898705, 7697965, 10777151, 14696115, 23093895, 32331453, 53885755, 161657265]

約数ペア:

[(1, 161657265), (3, 53885755), (5, 32331453), (7, 23093895), (11, 14696115), (15, 10777151), (21, 7697965), (33, 4898705), (35, 4618779), (55, 2939223), (67, 2412795), (77, 2099445), (105, 1539593), (165, 979741), (201, 804265), (231, 699815), (335, 482559), (385, 419889), (469, 344685), (737, 219345), (1005, 160853), (1155, 139963), (1407, 114895), (2089, 77385), (2211, 73115), (2345, 68937), (3685, 43869), (5159, 31335), (6267, 25795), (7035, 22979), (10445, 15477), (11055, 14623)]