40565217

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2621}}^1$

素因数の和:2709

約数の個数: 32

約数和(自身を含む): 68465664

約数和(自身を除く): 27900447

約数列:

[1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1407, 2211, 2621, 5159, 7863, 15477, 18347, 28831, 55041, 86493, 175607, 201817, 526821, 605451, 1229249, 1931677, 3687747, 5795031, 13521739, 40565217]

約数ペア:

[(1, 40565217), (3, 13521739), (7, 5795031), (11, 3687747), (21, 1931677), (33, 1229249), (67, 605451), (77, 526821), (201, 201817), (231, 175607), (469, 86493), (737, 55041), (1407, 28831), (2211, 18347), (2621, 15477), (5159, 7863)]