13508885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 18500832

約数和(自身を除く): 4991947

約数列:

[1, 5, 13, 37, 41, 65, 137, 185, 205, 481, 533, 685, 1517, 1781, 2405, 2665, 5069, 5617, 7585, 8905, 19721, 25345, 28085, 65897, 73021, 98605, 207829, 329485, 365105, 1039145, 2701777, 13508885]

約数ペア:

[(1, 13508885), (5, 2701777), (13, 1039145), (37, 365105), (41, 329485), (65, 207829), (137, 98605), (185, 73021), (205, 65897), (481, 28085), (533, 25345), (685, 19721), (1517, 8905), (1781, 7585), (2405, 5617), (2665, 5069)]