291229796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 638238720

約数和(自身を除く): 347008924

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 127, 143, 209, 211, 247, 254, 286, 418, 422, 494, 508, 572, 836, 844, 988, 1397, 1651, 2321, 2413, 2717, 2743, 2794, 3302, 4009, 4642, 4826, 5434, 5486, 5588, 6604, 8018, 9284, 9652, 10868, 10972, 16036, 18161, 26543, 26797, 30173, 31369, 36322, 44099, 52117, 53086, 53594, 60346, 62738, 72644, 88198, 104234, 106172, 107188, 120692, 125476, 176396, 208468, 294767, 345059, 348361, 509143, 573287, 589534, 690118, 696722, 1018286, 1146574, 1179068, 1380236, 1393444, 2036572, 2293148, 3831971, 5600573, 6618859, 7663942, 11201146, 13237718, 15327884, 22402292, 26475436, 72807449, 145614898, 291229796]

約数ペア:

[(1, 291229796), (2, 145614898), (4, 72807449), (11, 26475436), (13, 22402292), (19, 15327884), (22, 13237718), (26, 11201146), (38, 7663942), (44, 6618859), (52, 5600573), (76, 3831971), (127, 2293148), (143, 2036572), (209, 1393444), (211, 1380236), (247, 1179068), (254, 1146574), (286, 1018286), (418, 696722), (422, 690118), (494, 589534), (508, 573287), (572, 509143), (836, 348361), (844, 345059), (988, 294767), (1397, 208468), (1651, 176396), (2321, 125476), (2413, 120692), (2717, 107188), (2743, 106172), (2794, 104234), (3302, 88198), (4009, 72644), (4642, 62738), (4826, 60346), (5434, 53594), (5486, 53086), (5588, 52117), (6604, 44099), (8018, 36322), (9284, 31369), (9652, 30173), (10868, 26797), (10972, 26543), (16036, 18161)]