1809768961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{78607}}^1$

素因数の和:78661

約数の個数: 32

約数和(自身を含む): 2535579648

約数和(自身を除く): 725810687

約数列:

[1, 7, 11, 13, 23, 77, 91, 143, 161, 253, 299, 1001, 1771, 2093, 3289, 23023, 78607, 550249, 864677, 1021891, 1807961, 6052739, 7153237, 11240801, 12655727, 19887571, 23503493, 78685607, 139212997, 164524451, 258538423, 1809768961]

約数ペア:

[(1, 1809768961), (7, 258538423), (11, 164524451), (13, 139212997), (23, 78685607), (77, 23503493), (91, 19887571), (143, 12655727), (161, 11240801), (253, 7153237), (299, 6052739), (1001, 1807961), (1771, 1021891), (2093, 864677), (3289, 550249), (23023, 78607)]