189991312

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{54721}}^1$

素因数の和:54767

約数の個数: 40

約数和(自身を含む): 434273792

約数和(自身を除く): 244282480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 54721, 109442, 218884, 383047, 437768, 766094, 875536, 1532188, 1696351, 3064376, 3392702, 6128752, 6785404, 11874457, 13570808, 23748914, 27141616, 47497828, 94995656, 189991312]

約数ペア:

[(1, 189991312), (2, 94995656), (4, 47497828), (7, 27141616), (8, 23748914), (14, 13570808), (16, 11874457), (28, 6785404), (31, 6128752), (56, 3392702), (62, 3064376), (112, 1696351), (124, 1532188), (217, 875536), (248, 766094), (434, 437768), (496, 383047), (868, 218884), (1736, 109442), (3472, 54721)]