221594178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2840951}}^1$

素因数の和:2840969

約数の個数: 16

約数和(自身を含む): 477279936

約数和(自身を除く): 255685758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2840951, 5681902, 8522853, 17045706, 36932363, 73864726, 110797089, 221594178]

約数ペア:

[(1, 221594178), (2, 110797089), (3, 73864726), (6, 36932363), (13, 17045706), (26, 8522853), (39, 5681902), (78, 2840951)]