66221155

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 108573696

約数和(自身を除く): 42352541

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 101, 131, 143, 385, 455, 505, 655, 707, 715, 917, 1001, 1111, 1313, 1441, 1703, 3535, 4585, 5005, 5555, 6565, 7205, 7777, 8515, 9191, 10087, 11921, 13231, 14443, 18733, 38885, 45955, 50435, 59605, 66155, 72215, 92617, 93665, 101101, 131131, 145541, 172003, 463085, 505505, 655655, 727705, 860015, 1018787, 1204021, 1892033, 5093935, 6020105, 9460165, 13244231, 66221155]

約数ペア:

[(1, 66221155), (5, 13244231), (7, 9460165), (11, 6020105), (13, 5093935), (35, 1892033), (55, 1204021), (65, 1018787), (77, 860015), (91, 727705), (101, 655655), (131, 505505), (143, 463085), (385, 172003), (455, 145541), (505, 131131), (655, 101101), (707, 93665), (715, 92617), (917, 72215), (1001, 66155), (1111, 59605), (1313, 50435), (1441, 45955), (1703, 38885), (3535, 18733), (4585, 14443), (5005, 13231), (5555, 11921), (6565, 10087), (7205, 9191), (7777, 8515)]