39355251

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 60023040

約数和(自身を除く): 20667789

約数列:

[1, 3, 13, 19, 39, 57, 173, 247, 307, 519, 741, 921, 2249, 3287, 3991, 5833, 6747, 9861, 11973, 17499, 42731, 53111, 75829, 128193, 159333, 227487, 690443, 1009109, 2071329, 3027327, 13118417, 39355251]

約数ペア:

[(1, 39355251), (3, 13118417), (13, 3027327), (19, 2071329), (39, 1009109), (57, 690443), (173, 227487), (247, 159333), (307, 128193), (519, 75829), (741, 53111), (921, 42731), (2249, 17499), (3287, 11973), (3991, 9861), (5833, 6747)]