209691272

素因数分解:

$2^3\times 7^1\times {\mathrm{677}}^1\times {\mathrm{5531}}^1$

素因数の和:6221

約数の個数: 32

約数和(自身を含む): 450083520

約数和(自身を除く): 240392248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 677, 1354, 2708, 4739, 5416, 5531, 9478, 11062, 18956, 22124, 37912, 38717, 44248, 77434, 154868, 309736, 3744487, 7488974, 14977948, 26211409, 29955896, 52422818, 104845636, 209691272]

約数ペア:

[(1, 209691272), (2, 104845636), (4, 52422818), (7, 29955896), (8, 26211409), (14, 14977948), (28, 7488974), (56, 3744487), (677, 309736), (1354, 154868), (2708, 77434), (4739, 44248), (5416, 38717), (5531, 37912), (9478, 22124), (11062, 18956)]