394363944

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{140443}}^1$

素因数の和:140471

約数の個数: 64

約数和(自身を含む): 1179729600

約数和(自身を除く): 785365656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 140443, 280886, 421329, 561772, 842658, 1123544, 1263987, 1685316, 1825759, 2527974, 3370632, 3651518, 3791961, 5055948, 5477277, 7303036, 7583922, 10111896, 10954554, 14606072, 15167844, 16431831, 21909108, 30335688, 32863662, 43818216, 49295493, 65727324, 98590986, 131454648, 197181972, 394363944]

約数ペア:

[(1, 394363944), (2, 197181972), (3, 131454648), (4, 98590986), (6, 65727324), (8, 49295493), (9, 43818216), (12, 32863662), (13, 30335688), (18, 21909108), (24, 16431831), (26, 15167844), (27, 14606072), (36, 10954554), (39, 10111896), (52, 7583922), (54, 7303036), (72, 5477277), (78, 5055948), (104, 3791961), (108, 3651518), (117, 3370632), (156, 2527974), (216, 1825759), (234, 1685316), (312, 1263987), (351, 1123544), (468, 842658), (702, 561772), (936, 421329), (1404, 280886), (2808, 140443)]