1661808

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 4352400

約数和(自身を除く): 2690592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 389, 534, 712, 778, 1068, 1167, 1424, 1556, 2136, 2334, 3112, 4272, 4668, 6224, 9336, 18672, 34621, 69242, 103863, 138484, 207726, 276968, 415452, 553936, 830904, 1661808]

約数ペア:

[(1, 1661808), (2, 830904), (3, 553936), (4, 415452), (6, 276968), (8, 207726), (12, 138484), (16, 103863), (24, 69242), (48, 34621), (89, 18672), (178, 9336), (267, 6224), (356, 4668), (389, 4272), (534, 3112), (712, 2334), (778, 2136), (1068, 1556), (1167, 1424)]