253231312

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3673}}^1$

素因数の和:3851

約数の個数: 40

約数和(自身を含む): 510245120

約数和(自身を除く): 257013808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 139, 248, 278, 496, 556, 1112, 2224, 3673, 4309, 7346, 8618, 14692, 17236, 29384, 34472, 58768, 68944, 113863, 227726, 455452, 510547, 910904, 1021094, 1821808, 2042188, 4084376, 8168752, 15826957, 31653914, 63307828, 126615656, 253231312]

約数ペア:

[(1, 253231312), (2, 126615656), (4, 63307828), (8, 31653914), (16, 15826957), (31, 8168752), (62, 4084376), (124, 2042188), (139, 1821808), (248, 1021094), (278, 910904), (496, 510547), (556, 455452), (1112, 227726), (2224, 113863), (3673, 68944), (4309, 58768), (7346, 34472), (8618, 29384), (14692, 17236)]