201807385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{701}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 269837568

約数和(自身を除く): 68030183

約数列:

[1, 5, 13, 43, 65, 103, 215, 515, 559, 701, 1339, 2795, 3505, 4429, 6695, 9113, 22145, 30143, 45565, 57577, 72203, 150715, 287885, 361015, 391859, 938639, 1959295, 3104729, 4693195, 15523645, 40361477, 201807385]

約数ペア:

[(1, 201807385), (5, 40361477), (13, 15523645), (43, 4693195), (65, 3104729), (103, 1959295), (215, 938639), (515, 391859), (559, 361015), (701, 287885), (1339, 150715), (2795, 72203), (3505, 57577), (4429, 45565), (6695, 30143), (9113, 22145)]