28049072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:801

約数の個数: 40

約数和(自身を含む): 56633280

約数和(自身を除く): 28584208

約数列:

[1, 2, 4, 8, 16, 43, 59, 86, 118, 172, 236, 344, 472, 688, 691, 944, 1382, 2537, 2764, 5074, 5528, 10148, 11056, 20296, 29713, 40592, 40769, 59426, 81538, 118852, 163076, 237704, 326152, 475408, 652304, 1753067, 3506134, 7012268, 14024536, 28049072]

約数ペア:

[(1, 28049072), (2, 14024536), (4, 7012268), (8, 3506134), (16, 1753067), (43, 652304), (59, 475408), (86, 326152), (118, 237704), (172, 163076), (236, 118852), (344, 81538), (472, 59426), (688, 40769), (691, 40592), (944, 29713), (1382, 20296), (2537, 11056), (2764, 10148), (5074, 5528)]