681374067

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 1076889600

約数和(自身を除く): 395515533

約数列:

[1, 3, 11, 19, 33, 57, 59, 113, 163, 177, 209, 339, 489, 627, 649, 1121, 1243, 1793, 1947, 2147, 3097, 3363, 3729, 5379, 6441, 6667, 9291, 9617, 12331, 18419, 20001, 23617, 28851, 34067, 36993, 55257, 70851, 73337, 102201, 105787, 126673, 182723, 202609, 220011, 317361, 349961, 380019, 548169, 607827, 1049883, 1086721, 1393403, 2009953, 3260163, 3849571, 4180209, 6029859, 11548713, 11953931, 20647699, 35861793, 61943097, 227124689, 681374067]

約数ペア:

[(1, 681374067), (3, 227124689), (11, 61943097), (19, 35861793), (33, 20647699), (57, 11953931), (59, 11548713), (113, 6029859), (163, 4180209), (177, 3849571), (209, 3260163), (339, 2009953), (489, 1393403), (627, 1086721), (649, 1049883), (1121, 607827), (1243, 548169), (1793, 380019), (1947, 349961), (2147, 317361), (3097, 220011), (3363, 202609), (3729, 182723), (5379, 126673), (6441, 105787), (6667, 102201), (9291, 73337), (9617, 70851), (12331, 55257), (18419, 36993), (20001, 34067), (23617, 28851)]