81647524

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{6829}}^1$

素因数の和:6908

約数の個数: 36

約数和(自身を含む): 168960540

約数和(自身を除く): 87313016

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2989, 5978, 6829, 11956, 13658, 27316, 47803, 95606, 191212, 334621, 416569, 669242, 833138, 1338484, 1666276, 2915983, 5831966, 11663932, 20411881, 40823762, 81647524]

約数ペア:

[(1, 81647524), (2, 40823762), (4, 20411881), (7, 11663932), (14, 5831966), (28, 2915983), (49, 1666276), (61, 1338484), (98, 833138), (122, 669242), (196, 416569), (244, 334621), (427, 191212), (854, 95606), (1708, 47803), (2989, 27316), (5978, 13658), (6829, 11956)]