28179424

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9677}}^1$

素因数の和:9707

約数の個数: 48

約数和(自身を含む): 68287968

約数和(自身を除く): 40108544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 9677, 19354, 38708, 67739, 77416, 125801, 135478, 154832, 251602, 270956, 309664, 503204, 541912, 880607, 1006408, 1083824, 1761214, 2012816, 2167648, 3522428, 4025632, 7044856, 14089712, 28179424]

約数ペア:

[(1, 28179424), (2, 14089712), (4, 7044856), (7, 4025632), (8, 3522428), (13, 2167648), (14, 2012816), (16, 1761214), (26, 1083824), (28, 1006408), (32, 880607), (52, 541912), (56, 503204), (91, 309664), (104, 270956), (112, 251602), (182, 154832), (208, 135478), (224, 125801), (364, 77416), (416, 67739), (728, 38708), (1456, 19354), (2912, 9677)]