2053642955

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{21391}}^1$

素因数の和:21627

約数の個数: 32

約数和(自身を含む): 3047589888

約数和(自身を除く): 993946933

約数列:

[1, 5, 7, 13, 35, 65, 91, 211, 455, 1055, 1477, 2743, 7385, 13715, 19201, 21391, 96005, 106955, 149737, 278083, 748685, 1390415, 1946581, 4513501, 9732905, 22567505, 31594507, 58675513, 157972535, 293377565, 410728591, 2053642955]

約数ペア:

[(1, 2053642955), (5, 410728591), (7, 293377565), (13, 157972535), (35, 58675513), (65, 31594507), (91, 22567505), (211, 9732905), (455, 4513501), (1055, 1946581), (1477, 1390415), (2743, 748685), (7385, 278083), (13715, 149737), (19201, 106955), (21391, 96005)]