684648

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 1911780

約数和(自身を除く): 1227132

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 257, 296, 333, 444, 514, 666, 771, 888, 1028, 1332, 1542, 2056, 2313, 2664, 3084, 4626, 6168, 9252, 9509, 18504, 19018, 28527, 38036, 57054, 76072, 85581, 114108, 171162, 228216, 342324, 684648]

約数ペア:

[(1, 684648), (2, 342324), (3, 228216), (4, 171162), (6, 114108), (8, 85581), (9, 76072), (12, 57054), (18, 38036), (24, 28527), (36, 19018), (37, 18504), (72, 9509), (74, 9252), (111, 6168), (148, 4626), (222, 3084), (257, 2664), (296, 2313), (333, 2056), (444, 1542), (514, 1332), (666, 1028), (771, 888)]