28713085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 40124160

約数和(自身を除く): 11411075

約数列:

[1, 5, 17, 19, 23, 85, 95, 115, 323, 391, 437, 773, 1615, 1955, 2185, 3865, 7429, 13141, 14687, 17779, 37145, 65705, 73435, 88895, 249679, 302243, 337801, 1248395, 1511215, 1689005, 5742617, 28713085]

約数ペア:

[(1, 28713085), (5, 5742617), (17, 1689005), (19, 1511215), (23, 1248395), (85, 337801), (95, 302243), (115, 249679), (323, 88895), (391, 73435), (437, 65705), (773, 37145), (1615, 17779), (1955, 14687), (2185, 13141), (3865, 7429)]