30819453

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 50181120

約数和(自身を除く): 19361667

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 357, 393, 659, 917, 1977, 2227, 2751, 4613, 6681, 11203, 13839, 15589, 33609, 46767, 78421, 86329, 235263, 258987, 604303, 1467593, 1812909, 4402779, 10273151, 30819453]

約数ペア:

[(1, 30819453), (3, 10273151), (7, 4402779), (17, 1812909), (21, 1467593), (51, 604303), (119, 258987), (131, 235263), (357, 86329), (393, 78421), (659, 46767), (917, 33609), (1977, 15589), (2227, 13839), (2751, 11203), (4613, 6681)]