28354599

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 51105600

約数和(自身を除く): 22751001

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 89, 91, 117, 267, 273, 389, 623, 801, 819, 1157, 1167, 1869, 2723, 3471, 3501, 5057, 5607, 8099, 8169, 10413, 15171, 24297, 24507, 34621, 35399, 45513, 72891, 103863, 106197, 242347, 311589, 318591, 450073, 727041, 1350219, 2181123, 3150511, 4050657, 9451533, 28354599]

約数ペア:

[(1, 28354599), (3, 9451533), (7, 4050657), (9, 3150511), (13, 2181123), (21, 1350219), (39, 727041), (63, 450073), (89, 318591), (91, 311589), (117, 242347), (267, 106197), (273, 103863), (389, 72891), (623, 45513), (801, 35399), (819, 34621), (1157, 24507), (1167, 24297), (1869, 15171), (2723, 10413), (3471, 8169), (3501, 8099), (5057, 5607)]