54890739

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 88418304

約数和(自身を除く): 33527565

約数列:

[1, 3, 9, 17, 31, 51, 71, 93, 153, 163, 213, 279, 489, 527, 639, 1207, 1467, 1581, 2201, 2771, 3621, 4743, 5053, 6603, 8313, 10863, 11573, 15159, 19809, 24939, 34719, 37417, 45477, 85901, 104157, 112251, 196741, 257703, 336753, 358763, 590223, 773109, 1076289, 1770669, 3228867, 6098971, 18296913, 54890739]

約数ペア:

[(1, 54890739), (3, 18296913), (9, 6098971), (17, 3228867), (31, 1770669), (51, 1076289), (71, 773109), (93, 590223), (153, 358763), (163, 336753), (213, 257703), (279, 196741), (489, 112251), (527, 104157), (639, 85901), (1207, 45477), (1467, 37417), (1581, 34719), (2201, 24939), (2771, 19809), (3621, 15159), (4743, 11573), (5053, 10863), (6603, 8313)]