218564787

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{5011}}^1$

素因数の和:5119

約数の個数: 32

約数和(自身を含む): 348995584

約数和(自身を除く): 130430797

約数列:

[1, 3, 7, 21, 31, 67, 93, 201, 217, 469, 651, 1407, 2077, 5011, 6231, 14539, 15033, 35077, 43617, 105231, 155341, 335737, 466023, 1007211, 1087387, 2350159, 3262161, 7050477, 10407847, 31223541, 72854929, 218564787]

約数ペア:

[(1, 218564787), (3, 72854929), (7, 31223541), (21, 10407847), (31, 7050477), (67, 3262161), (93, 2350159), (201, 1087387), (217, 1007211), (469, 466023), (651, 335737), (1407, 155341), (2077, 105231), (5011, 43617), (6231, 35077), (14539, 15033)]