28821524

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 54538176

約数和(自身を除く): 25716652

約数列:

[1, 2, 4, 41, 43, 61, 67, 82, 86, 122, 134, 164, 172, 244, 268, 1763, 2501, 2623, 2747, 2881, 3526, 4087, 5002, 5246, 5494, 5762, 7052, 8174, 10004, 10492, 10988, 11524, 16348, 107543, 118121, 167567, 175741, 215086, 236242, 335134, 351482, 430172, 472484, 670268, 702964, 7205381, 14410762, 28821524]

約数ペア:

[(1, 28821524), (2, 14410762), (4, 7205381), (41, 702964), (43, 670268), (61, 472484), (67, 430172), (82, 351482), (86, 335134), (122, 236242), (134, 215086), (164, 175741), (172, 167567), (244, 118121), (268, 107543), (1763, 16348), (2501, 11524), (2623, 10988), (2747, 10492), (2881, 10004), (3526, 8174), (4087, 7052), (5002, 5762), (5246, 5494)]