328649776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{225721}}^1$

素因数の和:225749

約数の個数: 40

約数和(自身を含む): 783706784

約数和(自身を除く): 455057008

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 225721, 451442, 902884, 1580047, 1805768, 2934373, 3160094, 3611536, 5868746, 6320188, 11737492, 12640376, 20540611, 23474984, 25280752, 41081222, 46949968, 82162444, 164324888, 328649776]

約数ペア:

[(1, 328649776), (2, 164324888), (4, 82162444), (7, 46949968), (8, 41081222), (13, 25280752), (14, 23474984), (16, 20540611), (26, 12640376), (28, 11737492), (52, 6320188), (56, 5868746), (91, 3611536), (104, 3160094), (112, 2934373), (182, 1805768), (208, 1580047), (364, 902884), (728, 451442), (1456, 225721)]