393456856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1163}}^1\times {\mathrm{3253}}^1$

素因数の和:4435

約数の個数: 32

約数和(自身を含む): 795407760

約数和(自身を除く): 401950904

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1163, 2326, 3253, 4652, 6506, 9304, 13012, 15119, 26024, 30238, 42289, 60476, 84578, 120952, 169156, 338312, 3783239, 7566478, 15132956, 30265912, 49182107, 98364214, 196728428, 393456856]

約数ペア:

[(1, 393456856), (2, 196728428), (4, 98364214), (8, 49182107), (13, 30265912), (26, 15132956), (52, 7566478), (104, 3783239), (1163, 338312), (2326, 169156), (3253, 120952), (4652, 84578), (6506, 60476), (9304, 42289), (13012, 30238), (15119, 26024)]