18478581681

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3044749}}^1$

素因数の和:3044793

約数の個数: 24

約数和(自身を含む): 29911624000

約数和(自身を除く): 11433042319

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 6069, 3044749, 9134247, 21313243, 51760733, 63939729, 155282199, 362325131, 879932461, 1086975393, 2639797383, 6159527227, 18478581681]

約数ペア:

[(1, 18478581681), (3, 6159527227), (7, 2639797383), (17, 1086975393), (21, 879932461), (51, 362325131), (119, 155282199), (289, 63939729), (357, 51760733), (867, 21313243), (2023, 9134247), (6069, 3044749)]