1390878

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 3168000

約数和(自身を除く): 1777122

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 599, 774, 1161, 1198, 1797, 2322, 3594, 5391, 10782, 16173, 25757, 32346, 51514, 77271, 154542, 231813, 463626, 695439, 1390878]

約数ペア:

[(1, 1390878), (2, 695439), (3, 463626), (6, 231813), (9, 154542), (18, 77271), (27, 51514), (43, 32346), (54, 25757), (86, 16173), (129, 10782), (258, 5391), (387, 3594), (599, 2322), (774, 1797), (1161, 1198)]