391111272

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{65447}}^1$

素因数の和:65542

約数の個数: 48

約数和(自身を含む): 1072038240

約数和(自身を除く): 680926968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 5976, 65447, 130894, 196341, 261788, 392682, 523576, 589023, 785364, 1178046, 1570728, 2356092, 4712184, 5432101, 10864202, 16296303, 21728404, 32592606, 43456808, 48888909, 65185212, 97777818, 130370424, 195555636, 391111272]

約数ペア:

[(1, 391111272), (2, 195555636), (3, 130370424), (4, 97777818), (6, 65185212), (8, 48888909), (9, 43456808), (12, 32592606), (18, 21728404), (24, 16296303), (36, 10864202), (72, 5432101), (83, 4712184), (166, 2356092), (249, 1570728), (332, 1178046), (498, 785364), (664, 589023), (747, 523576), (996, 392682), (1494, 261788), (1992, 196341), (2988, 130894), (5976, 65447)]