30928149

素因数分解:

$3^4\times 7^1\times {\mathrm{54547}}^1$

素因数の和:54566

約数の個数: 20

約数和(自身を含む): 52802464

約数和(自身を除く): 21874315

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 54547, 163641, 381829, 490923, 1145487, 1472769, 3436461, 4418307, 10309383, 30928149]

約数ペア:

[(1, 30928149), (3, 10309383), (7, 4418307), (9, 3436461), (21, 1472769), (27, 1145487), (63, 490923), (81, 381829), (189, 163641), (567, 54547)]