1967895

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:173

約数の個数: 40

約数和(自身を含む): 3641616

約数和(自身を除く): 1673721

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 113, 129, 135, 215, 339, 387, 405, 565, 645, 1017, 1161, 1695, 1935, 3051, 3483, 4859, 5085, 5805, 9153, 14577, 15255, 17415, 24295, 43731, 45765, 72885, 131193, 218655, 393579, 655965, 1967895]

約数ペア:

[(1, 1967895), (3, 655965), (5, 393579), (9, 218655), (15, 131193), (27, 72885), (43, 45765), (45, 43731), (81, 24295), (113, 17415), (129, 15255), (135, 14577), (215, 9153), (339, 5805), (387, 5085), (405, 4859), (565, 3483), (645, 3051), (1017, 1935), (1161, 1695)]