2019985105725

素因数分解:

$3^4\times 5^2\times {\mathrm{17863}}^1\times {\mathrm{55843}}^1$

素因数の和:73728

約数の個数: 60

約数和(自身を含む): 3741987157216

約数和(自身を除く): 1722002051491

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 17863, 53589, 55843, 89315, 160767, 167529, 267945, 279215, 446575, 482301, 502587, 803835, 837645, 1339725, 1396075, 1446903, 1507761, 2411505, 2512935, 4019175, 4188225, 4523283, 7234515, 7538805, 12057525, 12564675, 22616415, 36172575, 37694025, 113082075, 997523509, 2992570527, 4987617545, 8977711581, 14962852635, 24938087725, 26933134743, 44888557905, 74814263175, 80799404229, 134665673715, 224442789525, 403997021145, 673328368575, 2019985105725]

約数ペア:

[(1, 2019985105725), (3, 673328368575), (5, 403997021145), (9, 224442789525), (15, 134665673715), (25, 80799404229), (27, 74814263175), (45, 44888557905), (75, 26933134743), (81, 24938087725), (135, 14962852635), (225, 8977711581), (405, 4987617545), (675, 2992570527), (2025, 997523509), (17863, 113082075), (53589, 37694025), (55843, 36172575), (89315, 22616415), (160767, 12564675), (167529, 12057525), (267945, 7538805), (279215, 7234515), (446575, 4523283), (482301, 4188225), (502587, 4019175), (803835, 2512935), (837645, 2411505), (1339725, 1507761), (1396075, 1446903)]