63945

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1$

素因数の和:54

約数の個数: 36

約数和(自身を含む): 133380

約数和(自身を除く): 69435

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 145, 147, 203, 245, 261, 315, 435, 441, 609, 735, 1015, 1305, 1421, 1827, 2205, 3045, 4263, 7105, 9135, 12789, 21315, 63945]

約数ペア:

[(1, 63945), (3, 21315), (5, 12789), (7, 9135), (9, 7105), (15, 4263), (21, 3045), (29, 2205), (35, 1827), (45, 1421), (49, 1305), (63, 1015), (87, 735), (105, 609), (145, 441), (147, 435), (203, 315), (245, 261)]