81520002

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{105323}}^1$

素因数の和:105374

約数の個数: 24

約数和(自身を含む): 180735984

約数和(自身を除く): 99215982

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 105323, 210646, 315969, 631938, 947907, 1895814, 4528889, 9057778, 13586667, 27173334, 40760001, 81520002]

約数ペア:

[(1, 81520002), (2, 40760001), (3, 27173334), (6, 13586667), (9, 9057778), (18, 4528889), (43, 1895814), (86, 947907), (129, 631938), (258, 315969), (387, 210646), (774, 105323)]