2981992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 6146280

約数和(自身を除く): 3164288

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 541, 689, 1082, 1378, 2164, 2756, 4328, 5512, 7033, 14066, 28132, 28673, 56264, 57346, 114692, 229384, 372749, 745498, 1490996, 2981992]

約数ペア:

[(1, 2981992), (2, 1490996), (4, 745498), (8, 372749), (13, 229384), (26, 114692), (52, 57346), (53, 56264), (104, 28673), (106, 28132), (212, 14066), (424, 7033), (541, 5512), (689, 4328), (1082, 2756), (1378, 2164)]