28273839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 15790161

約数列:

[1, 3, 11, 17, 33, 51, 101, 187, 303, 499, 561, 1111, 1497, 1717, 3333, 5151, 5489, 8483, 16467, 18887, 25449, 50399, 56661, 93313, 151197, 279939, 554389, 856783, 1663167, 2570349, 9424613, 28273839]

約数ペア:

[(1, 28273839), (3, 9424613), (11, 2570349), (17, 1663167), (33, 856783), (51, 554389), (101, 279939), (187, 151197), (303, 93313), (499, 56661), (561, 50399), (1111, 25449), (1497, 18887), (1717, 16467), (3333, 8483), (5151, 5489)]