420384795

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{317}}^1\times {\mathrm{419}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 679553280

約数和(自身を除く): 259168485

約数列:

[1, 3, 5, 15, 211, 317, 419, 633, 951, 1055, 1257, 1585, 2095, 3165, 4755, 6285, 66887, 88409, 132823, 200661, 265227, 334435, 398469, 442045, 664115, 1003305, 1326135, 1992345, 28025653, 84076959, 140128265, 420384795]

約数ペア:

[(1, 420384795), (3, 140128265), (5, 84076959), (15, 28025653), (211, 1992345), (317, 1326135), (419, 1003305), (633, 664115), (951, 442045), (1055, 398469), (1257, 334435), (1585, 265227), (2095, 200661), (3165, 132823), (4755, 88409), (6285, 66887)]