28467362

素因数分解:

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

素因数の和:207

約数の個数: 64

約数和(自身を含む): 56401920

約数和(自身を除く): 27934558

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 67, 77, 89, 134, 154, 178, 217, 341, 434, 469, 623, 682, 737, 938, 979, 1246, 1474, 1958, 2077, 2387, 2759, 4154, 4774, 5159, 5518, 5963, 6853, 10318, 11926, 13706, 14539, 19313, 22847, 29078, 30349, 38626, 41741, 45694, 60698, 65593, 83482, 131186, 159929, 184853, 212443, 319858, 369706, 424886, 459151, 918302, 1293971, 2033383, 2587942, 4066766, 14233681, 28467362]

約数ペア:

[(1, 28467362), (2, 14233681), (7, 4066766), (11, 2587942), (14, 2033383), (22, 1293971), (31, 918302), (62, 459151), (67, 424886), (77, 369706), (89, 319858), (134, 212443), (154, 184853), (178, 159929), (217, 131186), (341, 83482), (434, 65593), (469, 60698), (623, 45694), (682, 41741), (737, 38626), (938, 30349), (979, 29078), (1246, 22847), (1474, 19313), (1958, 14539), (2077, 13706), (2387, 11926), (2759, 10318), (4154, 6853), (4774, 5963), (5159, 5518)]