142986928

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20929}}^1$

素因数の和:21005

約数の個数: 40

約数和(自身を含む): 321819680

約数和(自身を除く): 178832752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 20929, 41858, 83716, 146503, 167432, 293006, 334864, 586012, 1172024, 1276669, 2344048, 2553338, 5106676, 8936683, 10213352, 17873366, 20426704, 35746732, 71493464, 142986928]

約数ペア:

[(1, 142986928), (2, 71493464), (4, 35746732), (7, 20426704), (8, 17873366), (14, 10213352), (16, 8936683), (28, 5106676), (56, 2553338), (61, 2344048), (112, 1276669), (122, 1172024), (244, 586012), (427, 334864), (488, 293006), (854, 167432), (976, 146503), (1708, 83716), (3416, 41858), (6832, 20929)]