28845657

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 43712448

約数和(自身を除く): 14866791

約数列:

[1, 3, 9, 23, 69, 207, 331, 421, 993, 1263, 2979, 3789, 7613, 9683, 22839, 29049, 68517, 87147, 139351, 418053, 1254159, 3205073, 9615219, 28845657]

約数ペア:

[(1, 28845657), (3, 9615219), (9, 3205073), (23, 1254159), (69, 418053), (207, 139351), (331, 87147), (421, 68517), (993, 29049), (1263, 22839), (2979, 9683), (3789, 7613)]