1978298604

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{16567}}^1$

素因数の和:16715

約数の個数: 72

約数和(自身を含む): 5210569728

約数和(自身を除く): 3232271124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 107, 124, 186, 214, 279, 321, 372, 428, 558, 642, 963, 1116, 1284, 1926, 3317, 3852, 6634, 9951, 13268, 16567, 19902, 29853, 33134, 39804, 49701, 59706, 66268, 99402, 119412, 149103, 198804, 298206, 513577, 596412, 1027154, 1540731, 1772669, 2054308, 3081462, 3545338, 4622193, 5318007, 6162924, 7090676, 9244386, 10636014, 15954021, 18488772, 21272028, 31908042, 54952739, 63816084, 109905478, 164858217, 219810956, 329716434, 494574651, 659432868, 989149302, 1978298604]

約数ペア:

[(1, 1978298604), (2, 989149302), (3, 659432868), (4, 494574651), (6, 329716434), (9, 219810956), (12, 164858217), (18, 109905478), (31, 63816084), (36, 54952739), (62, 31908042), (93, 21272028), (107, 18488772), (124, 15954021), (186, 10636014), (214, 9244386), (279, 7090676), (321, 6162924), (372, 5318007), (428, 4622193), (558, 3545338), (642, 3081462), (963, 2054308), (1116, 1772669), (1284, 1540731), (1926, 1027154), (3317, 596412), (3852, 513577), (6634, 298206), (9951, 198804), (13268, 149103), (16567, 119412), (19902, 99402), (29853, 66268), (33134, 59706), (39804, 49701)]