2128016857504

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{991}}^1\times {\mathrm{1560569}}^1$

素因数の和:1561613

約数の個数: 48

約数和(自身を含む): 4291292839680

約数和(自身を除く): 2163275982176

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 991, 1376, 1982, 3964, 7928, 15856, 31712, 42613, 85226, 170452, 340904, 681808, 1363616, 1560569, 3121138, 6242276, 12484552, 24969104, 49938208, 67104467, 134208934, 268417868, 536835736, 1073671472, 1546523879, 2147342944, 3093047758, 6186095516, 12372191032, 24744382064, 49488764128, 66500526797, 133001053594, 266002107188, 532004214376, 1064008428752, 2128016857504]

約数ペア:

[(1, 2128016857504), (2, 1064008428752), (4, 532004214376), (8, 266002107188), (16, 133001053594), (32, 66500526797), (43, 49488764128), (86, 24744382064), (172, 12372191032), (344, 6186095516), (688, 3093047758), (991, 2147342944), (1376, 1546523879), (1982, 1073671472), (3964, 536835736), (7928, 268417868), (15856, 134208934), (31712, 67104467), (42613, 49938208), (85226, 24969104), (170452, 12484552), (340904, 6242276), (681808, 3121138), (1363616, 1560569)]