28742328

素因数分解:

$2^3\times 3^2\times {\mathrm{617}}^1\times {\mathrm{647}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 78090480

約数和(自身を除く): 49348152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 617, 647, 1234, 1294, 1851, 1941, 2468, 2588, 3702, 3882, 4936, 5176, 5553, 5823, 7404, 7764, 11106, 11646, 14808, 15528, 22212, 23292, 44424, 46584, 399199, 798398, 1197597, 1596796, 2395194, 3193592, 3592791, 4790388, 7185582, 9580776, 14371164, 28742328]

約数ペア:

[(1, 28742328), (2, 14371164), (3, 9580776), (4, 7185582), (6, 4790388), (8, 3592791), (9, 3193592), (12, 2395194), (18, 1596796), (24, 1197597), (36, 798398), (72, 399199), (617, 46584), (647, 44424), (1234, 23292), (1294, 22212), (1851, 15528), (1941, 14808), (2468, 11646), (2588, 11106), (3702, 7764), (3882, 7404), (4936, 5823), (5176, 5553)]