771225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 1583232

約数和(自身を除く): 812007

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 113, 175, 195, 273, 325, 339, 455, 525, 565, 791, 975, 1365, 1469, 1695, 2275, 2373, 2825, 3955, 4407, 6825, 7345, 8475, 10283, 11865, 19775, 22035, 30849, 36725, 51415, 59325, 110175, 154245, 257075, 771225]

約数ペア:

[(1, 771225), (3, 257075), (5, 154245), (7, 110175), (13, 59325), (15, 51415), (21, 36725), (25, 30849), (35, 22035), (39, 19775), (65, 11865), (75, 10283), (91, 8475), (105, 7345), (113, 6825), (175, 4407), (195, 3955), (273, 2825), (325, 2373), (339, 2275), (455, 1695), (525, 1469), (565, 1365), (791, 975)]