213796746

素因数分解:

$2^1\times 3^9\times {\mathrm{5431}}^1$

素因数の和:5460

約数の個数: 40

約数和(自身を含む): 481123104

約数和(自身を除く): 267326358

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 5431, 6561, 10862, 13122, 16293, 19683, 32586, 39366, 48879, 97758, 146637, 293274, 439911, 879822, 1319733, 2639466, 3959199, 7918398, 11877597, 23755194, 35632791, 71265582, 106898373, 213796746]

約数ペア:

[(1, 213796746), (2, 106898373), (3, 71265582), (6, 35632791), (9, 23755194), (18, 11877597), (27, 7918398), (54, 3959199), (81, 2639466), (162, 1319733), (243, 879822), (486, 439911), (729, 293274), (1458, 146637), (2187, 97758), (4374, 48879), (5431, 39366), (6561, 32586), (10862, 19683), (13122, 16293)]