1999870815

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1\times {\mathrm{7499}}^1$

素因数の和:8303

約数の個数: 32

約数和(自身を含む): 3343680000

約数和(自身を除く): 1343809185

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 773, 2319, 3865, 7499, 11595, 17779, 22497, 37495, 53337, 88895, 112485, 172477, 266685, 517431, 862385, 2587155, 5796727, 17390181, 28983635, 86950905, 133324721, 399974163, 666623605, 1999870815]

約数ペア:

[(1, 1999870815), (3, 666623605), (5, 399974163), (15, 133324721), (23, 86950905), (69, 28983635), (115, 17390181), (345, 5796727), (773, 2587155), (2319, 862385), (3865, 517431), (7499, 266685), (11595, 172477), (17779, 112485), (22497, 88895), (37495, 53337)]