199847916

素因数分解:

$2^2\times 3^2\times {\mathrm{419}}^1\times {\mathrm{13249}}^1$

素因数の和:13678

約数の個数: 36

約数和(自身を含む): 506415000

約数和(自身を除く): 306567084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 419, 838, 1257, 1676, 2514, 3771, 5028, 7542, 13249, 15084, 26498, 39747, 52996, 79494, 119241, 158988, 238482, 476964, 5551331, 11102662, 16653993, 22205324, 33307986, 49961979, 66615972, 99923958, 199847916]

約数ペア:

[(1, 199847916), (2, 99923958), (3, 66615972), (4, 49961979), (6, 33307986), (9, 22205324), (12, 16653993), (18, 11102662), (36, 5551331), (419, 476964), (838, 238482), (1257, 158988), (1676, 119241), (2514, 79494), (3771, 52996), (5028, 39747), (7542, 26498), (13249, 15084)]