27142804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 53468800

約数和(自身を除く): 26325996

約数列:

[1, 2, 4, 13, 26, 43, 52, 61, 86, 122, 172, 199, 244, 398, 559, 793, 796, 1118, 1586, 2236, 2587, 2623, 3172, 5174, 5246, 8557, 10348, 10492, 12139, 17114, 24278, 34099, 34228, 48556, 68198, 111241, 136396, 157807, 222482, 315614, 444964, 521977, 631228, 1043954, 2087908, 6785701, 13571402, 27142804]

約数ペア:

[(1, 27142804), (2, 13571402), (4, 6785701), (13, 2087908), (26, 1043954), (43, 631228), (52, 521977), (61, 444964), (86, 315614), (122, 222482), (172, 157807), (199, 136396), (244, 111241), (398, 68198), (559, 48556), (793, 34228), (796, 34099), (1118, 24278), (1586, 17114), (2236, 12139), (2587, 10492), (2623, 10348), (3172, 8557), (5174, 5246)]