28335447

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8819}}^1$

素因数の和:8852

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 22467753

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 8819, 26457, 61733, 79371, 149923, 185199, 238113, 449769, 555597, 1049461, 1349307, 1666791, 3148383, 4047921, 9445149, 28335447]

約数ペア:

[(1, 28335447), (3, 9445149), (7, 4047921), (9, 3148383), (17, 1666791), (21, 1349307), (27, 1049461), (51, 555597), (63, 449769), (119, 238113), (153, 185199), (189, 149923), (357, 79371), (459, 61733), (1071, 26457), (3213, 8819)]