40720743

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{34019}}^1$

素因数の和:34051

約数の個数: 24

約数和(自身を含む): 70761600

約数和(自身を除く): 30040857

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 34019, 102057, 238133, 306171, 646361, 714399, 1939083, 2143197, 4524527, 5817249, 13573581, 40720743]

約数ペア:

[(1, 40720743), (3, 13573581), (7, 5817249), (9, 4524527), (19, 2143197), (21, 1939083), (57, 714399), (63, 646361), (133, 306171), (171, 238133), (399, 102057), (1197, 34019)]