1991235068487

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1\times {\mathrm{386927}}^1$

素因数の和:387389

約数の個数: 64

約数和(自身を含む): 3426758184960

約数和(自身を除く): 1435523116473

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 373, 511, 657, 1119, 1533, 1971, 2611, 3357, 4599, 7833, 10071, 13797, 23499, 27229, 70497, 81687, 190603, 245061, 386927, 571809, 735183, 1160781, 1715427, 2708489, 3482343, 5146281, 8125467, 10447029, 24376401, 28245671, 73129203, 84737013, 144323771, 197719697, 254211039, 432971313, 593159091, 762633117, 1010266397, 1298913939, 1779477273, 3030799191, 3896741817, 5338431819, 9092397573, 10535635283, 27277192719, 31606905849, 73749446981, 94820717547, 221248340943, 284462152641, 663745022829, 1991235068487]

約数ペア:

[(1, 1991235068487), (3, 663745022829), (7, 284462152641), (9, 221248340943), (21, 94820717547), (27, 73749446981), (63, 31606905849), (73, 27277192719), (189, 10535635283), (219, 9092397573), (373, 5338431819), (511, 3896741817), (657, 3030799191), (1119, 1779477273), (1533, 1298913939), (1971, 1010266397), (2611, 762633117), (3357, 593159091), (4599, 432971313), (7833, 254211039), (10071, 197719697), (13797, 144323771), (23499, 84737013), (27229, 73129203), (70497, 28245671), (81687, 24376401), (190603, 10447029), (245061, 8125467), (386927, 5146281), (571809, 3482343), (735183, 2708489), (1160781, 1715427)]