489950552

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9479}}^1$

素因数の和:9576

約数の個数: 64

約数和(自身を含む): 1146700800

約数和(自身を除く): 656750248

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 497, 568, 728, 923, 994, 1846, 1988, 3692, 3976, 6461, 7384, 9479, 12922, 18958, 25844, 37916, 51688, 66353, 75832, 123227, 132706, 246454, 265412, 492908, 530824, 673009, 862589, 985816, 1346018, 1725178, 2692036, 3450356, 4711063, 5384072, 6900712, 8749117, 9422126, 17498234, 18844252, 34996468, 37688504, 61243819, 69992936, 122487638, 244975276, 489950552]

約数ペア:

[(1, 489950552), (2, 244975276), (4, 122487638), (7, 69992936), (8, 61243819), (13, 37688504), (14, 34996468), (26, 18844252), (28, 17498234), (52, 9422126), (56, 8749117), (71, 6900712), (91, 5384072), (104, 4711063), (142, 3450356), (182, 2692036), (284, 1725178), (364, 1346018), (497, 985816), (568, 862589), (728, 673009), (923, 530824), (994, 492908), (1846, 265412), (1988, 246454), (3692, 132706), (3976, 123227), (6461, 75832), (7384, 66353), (9479, 51688), (12922, 37916), (18958, 25844)]