42978735

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1321}}^1$

素因数の和:1576

約数の個数: 32

約数和(自身を含む): 76781760

約数和(自身を除く): 33803025

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 723, 1205, 1321, 2169, 3615, 3963, 6507, 6605, 10845, 11889, 19815, 32535, 35667, 59445, 178335, 318361, 955083, 1591805, 2865249, 4775415, 8595747, 14326245, 42978735]

約数ペア:

[(1, 42978735), (3, 14326245), (5, 8595747), (9, 4775415), (15, 2865249), (27, 1591805), (45, 955083), (135, 318361), (241, 178335), (723, 59445), (1205, 35667), (1321, 32535), (2169, 19815), (3615, 11889), (3963, 10845), (6507, 6605)]