42708159

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:728

約数の個数: 36

約数和(自身を含む): 68458104

約数和(自身を除く): 25749945

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 169, 387, 507, 559, 653, 1521, 1677, 1959, 5031, 5877, 7267, 8489, 21801, 25467, 28079, 65403, 76401, 84237, 110357, 252711, 331071, 365027, 993213, 1095081, 3285243, 4745351, 14236053, 42708159]

約数ペア:

[(1, 42708159), (3, 14236053), (9, 4745351), (13, 3285243), (39, 1095081), (43, 993213), (117, 365027), (129, 331071), (169, 252711), (387, 110357), (507, 84237), (559, 76401), (653, 65403), (1521, 28079), (1677, 25467), (1959, 21801), (5031, 8489), (5877, 7267)]