28447328

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9769}}^1$

素因数の和:9799

約数の個数: 48

約数和(自身を含む): 68937120

約数和(自身を除く): 40489792

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, 9769, 19538, 39076, 68383, 78152, 126997, 136766, 156304, 253994, 273532, 312608, 507988, 547064, 888979, 1015976, 1094128, 1777958, 2031952, 2188256, 3555916, 4063904, 7111832, 14223664, 28447328]

約数ペア:

[(1, 28447328), (2, 14223664), (4, 7111832), (7, 4063904), (8, 3555916), (13, 2188256), (14, 2031952), (16, 1777958), (26, 1094128), (28, 1015976), (32, 888979), (52, 547064), (56, 507988), (91, 312608), (104, 273532), (112, 253994), (182, 156304), (208, 136766), (224, 126997), (364, 78152), (416, 68383), (728, 39076), (1456, 19538), (2912, 9769)]