261607176564

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1471}}^1\times {\mathrm{644359}}^1$

素因数の和:645860

約数の個数: 48

約数和(自身を含む): 637390602240

約数和(自身を除く): 375783425676

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 1471, 2942, 4413, 5884, 8826, 17652, 33833, 67666, 101499, 135332, 202998, 405996, 644359, 1288718, 1933077, 2577436, 3866154, 7732308, 14820257, 29640514, 44460771, 59281028, 88921542, 177843084, 947852089, 1895704178, 2843556267, 3791408356, 5687112534, 11374225068, 21800598047, 43601196094, 65401794141, 87202392188, 130803588282, 261607176564]

約数ペア:

[(1, 261607176564), (2, 130803588282), (3, 87202392188), (4, 65401794141), (6, 43601196094), (12, 21800598047), (23, 11374225068), (46, 5687112534), (69, 3791408356), (92, 2843556267), (138, 1895704178), (276, 947852089), (1471, 177843084), (2942, 88921542), (4413, 59281028), (5884, 44460771), (8826, 29640514), (17652, 14820257), (33833, 7732308), (67666, 3866154), (101499, 2577436), (135332, 1933077), (202998, 1288718), (405996, 644359)]