28852281

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:963

約数の個数: 40

約数和(自身を含む): 47672064

約数和(自身を除く): 18819783

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 391, 459, 621, 911, 1173, 1377, 1863, 2733, 3519, 8199, 10557, 15487, 20953, 24597, 31671, 46461, 62859, 73791, 139383, 188577, 356201, 418149, 565731, 1068603, 1254447, 1697193, 3205809, 9617427, 28852281]

約数ペア:

[(1, 28852281), (3, 9617427), (9, 3205809), (17, 1697193), (23, 1254447), (27, 1068603), (51, 565731), (69, 418149), (81, 356201), (153, 188577), (207, 139383), (391, 73791), (459, 62859), (621, 46461), (911, 31671), (1173, 24597), (1377, 20953), (1863, 15487), (2733, 10557), (3519, 8199)]