216157086

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{18793}}^1$

素因数の和:18878

約数の個数: 40

約数和(自身を含む): 491199984

約数和(自身を除く): 275042898

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1917, 3834, 5751, 11502, 18793, 37586, 56379, 112758, 169137, 338274, 507411, 1014822, 1334303, 1522233, 2668606, 3044466, 4002909, 8005818, 12008727, 24017454, 36026181, 72052362, 108078543, 216157086]

約数ペア:

[(1, 216157086), (2, 108078543), (3, 72052362), (6, 36026181), (9, 24017454), (18, 12008727), (27, 8005818), (54, 4002909), (71, 3044466), (81, 2668606), (142, 1522233), (162, 1334303), (213, 1014822), (426, 507411), (639, 338274), (1278, 169137), (1917, 112758), (3834, 56379), (5751, 37586), (11502, 18793)]