1394900738

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 2820096000

約数和(自身を除く): 1425195262

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 67, 77, 89, 98, 134, 154, 178, 217, 341, 343, 434, 469, 539, 623, 682, 686, 737, 938, 979, 1078, 1246, 1474, 1519, 1958, 2077, 2387, 2759, 3038, 3283, 3773, 4154, 4361, 4774, 5159, 5518, 5963, 6566, 6853, 7546, 8722, 10318, 10633, 11926, 13706, 14539, 16709, 19313, 21266, 22847, 22981, 29078, 30349, 30527, 33418, 36113, 38626, 41741, 45694, 45962, 47971, 60698, 61054, 65593, 72226, 83482, 95942, 101773, 116963, 131186, 135191, 159929, 184853, 203546, 212443, 233926, 252791, 270382, 292187, 319858, 335797, 369706, 424886, 459151, 505582, 584374, 671594, 712411, 918302, 946337, 1119503, 1293971, 1424822, 1487101, 1892674, 2033383, 2045309, 2239006, 2587942, 2974202, 3214057, 4066766, 4090618, 6428114, 7836521, 9057797, 10409707, 14233681, 15673042, 18115594, 20819414, 22498399, 28467362, 44996798, 63404579, 99635767, 126809158, 199271534, 697450369, 1394900738]

約数ペア:

[(1, 1394900738), (2, 697450369), (7, 199271534), (11, 126809158), (14, 99635767), (22, 63404579), (31, 44996798), (49, 28467362), (62, 22498399), (67, 20819414), (77, 18115594), (89, 15673042), (98, 14233681), (134, 10409707), (154, 9057797), (178, 7836521), (217, 6428114), (341, 4090618), (343, 4066766), (434, 3214057), (469, 2974202), (539, 2587942), (623, 2239006), (682, 2045309), (686, 2033383), (737, 1892674), (938, 1487101), (979, 1424822), (1078, 1293971), (1246, 1119503), (1474, 946337), (1519, 918302), (1958, 712411), (2077, 671594), (2387, 584374), (2759, 505582), (3038, 459151), (3283, 424886), (3773, 369706), (4154, 335797), (4361, 319858), (4774, 292187), (5159, 270382), (5518, 252791), (5963, 233926), (6566, 212443), (6853, 203546), (7546, 184853), (8722, 159929), (10318, 135191), (10633, 131186), (11926, 116963), (13706, 101773), (14539, 95942), (16709, 83482), (19313, 72226), (21266, 65593), (22847, 61054), (22981, 60698), (29078, 47971), (30349, 45962), (30527, 45694), (33418, 41741), (36113, 38626)]