28050393

素因数分解:

$3^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{1103}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 43797888

約数和(自身を除く): 15747495

約数列:

[1, 3, 7, 21, 49, 147, 173, 519, 1103, 1211, 3309, 3633, 7721, 8477, 23163, 25431, 54047, 162141, 190819, 572457, 1335733, 4007199, 9350131, 28050393]

約数ペア:

[(1, 28050393), (3, 9350131), (7, 4007199), (21, 1335733), (49, 572457), (147, 190819), (173, 162141), (519, 54047), (1103, 25431), (1211, 23163), (3309, 8477), (3633, 7721)]