28897884

素因数分解:

$2^2\times 3^4\times {\mathrm{79}}^1\times {\mathrm{1129}}^1$

素因数の和:1224

約数の個数: 60

約数和(自身を含む): 76568800

約数和(自身を除く): 47670916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 81, 108, 158, 162, 237, 316, 324, 474, 711, 948, 1129, 1422, 2133, 2258, 2844, 3387, 4266, 4516, 6399, 6774, 8532, 10161, 12798, 13548, 20322, 25596, 30483, 40644, 60966, 89191, 91449, 121932, 178382, 182898, 267573, 356764, 365796, 535146, 802719, 1070292, 1605438, 2408157, 3210876, 4816314, 7224471, 9632628, 14448942, 28897884]

約数ペア:

[(1, 28897884), (2, 14448942), (3, 9632628), (4, 7224471), (6, 4816314), (9, 3210876), (12, 2408157), (18, 1605438), (27, 1070292), (36, 802719), (54, 535146), (79, 365796), (81, 356764), (108, 267573), (158, 182898), (162, 178382), (237, 121932), (316, 91449), (324, 89191), (474, 60966), (711, 40644), (948, 30483), (1129, 25596), (1422, 20322), (2133, 13548), (2258, 12798), (2844, 10161), (3387, 8532), (4266, 6774), (4516, 6399)]