201183455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 271358208

約数和(自身を除く): 70174753

約数列:

[1, 5, 11, 43, 55, 215, 257, 331, 473, 1285, 1655, 2365, 2827, 3641, 11051, 14135, 14233, 18205, 55255, 71165, 85067, 121561, 156563, 425335, 607805, 782815, 935737, 3657881, 4678685, 18289405, 40236691, 201183455]

約数ペア:

[(1, 201183455), (5, 40236691), (11, 18289405), (43, 4678685), (55, 3657881), (215, 935737), (257, 782815), (331, 607805), (473, 425335), (1285, 156563), (1655, 121561), (2365, 85067), (2827, 71165), (3641, 55255), (11051, 18205), (14135, 14233)]