278092404

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^2\times {\mathrm{821}}^1$

素因数の和:1025

約数の個数: 54

約数和(自身を含む): 711142614

約数和(自身を除く): 433050210

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 821, 873, 1164, 1642, 1746, 2463, 3284, 3492, 4926, 7389, 9409, 9852, 14778, 18818, 28227, 29556, 37636, 56454, 79637, 84681, 112908, 159274, 169362, 238911, 318548, 338724, 477822, 716733, 955644, 1433466, 2866932, 7724789, 15449578, 23174367, 30899156, 46348734, 69523101, 92697468, 139046202, 278092404]

約数ペア:

[(1, 278092404), (2, 139046202), (3, 92697468), (4, 69523101), (6, 46348734), (9, 30899156), (12, 23174367), (18, 15449578), (36, 7724789), (97, 2866932), (194, 1433466), (291, 955644), (388, 716733), (582, 477822), (821, 338724), (873, 318548), (1164, 238911), (1642, 169362), (1746, 159274), (2463, 112908), (3284, 84681), (3492, 79637), (4926, 56454), (7389, 37636), (9409, 29556), (9852, 28227), (14778, 18818)]