28901145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 58834944

約数和(自身を除く): 29933799

約数列:

[1, 3, 5, 7, 13, 15, 21, 31, 35, 39, 65, 91, 93, 105, 155, 195, 217, 273, 403, 455, 465, 651, 683, 1085, 1209, 1365, 2015, 2049, 2821, 3255, 3415, 4781, 6045, 8463, 8879, 10245, 14105, 14343, 21173, 23905, 26637, 42315, 44395, 62153, 63519, 71715, 105865, 133185, 148211, 186459, 275249, 310765, 317595, 444633, 741055, 825747, 932295, 1376245, 1926743, 2223165, 4128735, 5780229, 9633715, 28901145]

約数ペア:

[(1, 28901145), (3, 9633715), (5, 5780229), (7, 4128735), (13, 2223165), (15, 1926743), (21, 1376245), (31, 932295), (35, 825747), (39, 741055), (65, 444633), (91, 317595), (93, 310765), (105, 275249), (155, 186459), (195, 148211), (217, 133185), (273, 105865), (403, 71715), (455, 63519), (465, 62153), (651, 44395), (683, 42315), (1085, 26637), (1209, 23905), (1365, 21173), (2015, 14343), (2049, 14105), (2821, 10245), (3255, 8879), (3415, 8463), (4781, 6045)]