72415581

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{16987}}^1$

素因数の和:17033

約数の個数: 24

約数和(自身を含む): 116197920

約数和(自身を除く): 43782339

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 16987, 50961, 118909, 356727, 492623, 832363, 1477869, 2497089, 3448361, 10345083, 24138527, 72415581]

約数ペア:

[(1, 72415581), (3, 24138527), (7, 10345083), (21, 3448361), (29, 2497089), (49, 1477869), (87, 832363), (147, 492623), (203, 356727), (609, 118909), (1421, 50961), (4263, 16987)]