421115968

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{72307}}^1$

素因数の和:72339

約数の個数: 56

約数和(自身を含む): 1028508992

約数和(自身を除く): 607393024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 72307, 144614, 289228, 506149, 578456, 939991, 1012298, 1156912, 1879982, 2024596, 2313824, 3759964, 4049192, 4627648, 6579937, 7519928, 8098384, 13159874, 15039856, 16196768, 26319748, 30079712, 32393536, 52639496, 60159424, 105278992, 210557984, 421115968]

約数ペア:

[(1, 421115968), (2, 210557984), (4, 105278992), (7, 60159424), (8, 52639496), (13, 32393536), (14, 30079712), (16, 26319748), (26, 16196768), (28, 15039856), (32, 13159874), (52, 8098384), (56, 7519928), (64, 6579937), (91, 4627648), (104, 4049192), (112, 3759964), (182, 2313824), (208, 2024596), (224, 1879982), (364, 1156912), (416, 1012298), (448, 939991), (728, 578456), (832, 506149), (1456, 289228), (2912, 144614), (5824, 72307)]