201768721

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1094

約数の個数: 32

約数和(自身を含む): 261792000

約数和(自身を除く): 60023279

約数列:

[1, 7, 11, 49, 53, 77, 343, 371, 539, 583, 1009, 2597, 3773, 4081, 7063, 11099, 18179, 28567, 49441, 53477, 77693, 199969, 346087, 374339, 543851, 588247, 2620373, 3806957, 4117729, 18342611, 28824103, 201768721]

約数ペア:

[(1, 201768721), (7, 28824103), (11, 18342611), (49, 4117729), (53, 3806957), (77, 2620373), (343, 588247), (371, 543851), (539, 374339), (583, 346087), (1009, 199969), (2597, 77693), (3773, 53477), (4081, 49441), (7063, 28567), (11099, 18179)]