204941205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12757}}^1$

素因数の和:12795

約数の個数: 64

約数和(自身を含む): 440916480

約数和(自身を除く): 235975275

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1785, 2295, 3213, 5355, 12757, 16065, 38271, 63785, 89299, 114813, 191355, 216869, 267897, 344439, 446495, 574065, 650607, 803691, 1084345, 1339485, 1518083, 1722195, 1951821, 2411073, 3253035, 4018455, 4554249, 5855463, 7590415, 9759105, 12055365, 13662747, 22771245, 29277315, 40988241, 68313735, 204941205]

約数ペア:

[(1, 204941205), (3, 68313735), (5, 40988241), (7, 29277315), (9, 22771245), (15, 13662747), (17, 12055365), (21, 9759105), (27, 7590415), (35, 5855463), (45, 4554249), (51, 4018455), (63, 3253035), (85, 2411073), (105, 1951821), (119, 1722195), (135, 1518083), (153, 1339485), (189, 1084345), (255, 803691), (315, 650607), (357, 574065), (459, 446495), (595, 344439), (765, 267897), (945, 216869), (1071, 191355), (1785, 114813), (2295, 89299), (3213, 63785), (5355, 38271), (12757, 16065)]