2189355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{719}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1957845

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 719, 1015, 2157, 3045, 3595, 5033, 10785, 15099, 20851, 25165, 62553, 75495, 104255, 145957, 312765, 437871, 729785, 2189355]

約数ペア:

[(1, 2189355), (3, 729785), (5, 437871), (7, 312765), (15, 145957), (21, 104255), (29, 75495), (35, 62553), (87, 25165), (105, 20851), (145, 15099), (203, 10785), (435, 5033), (609, 3595), (719, 3045), (1015, 2157)]