78812172

素因数分解:

$2^2\times 3^2\times {\mathrm{2189227}}^1$

素因数の和:2189237

約数の個数: 18

約数和(自身を含む): 199219748

約数和(自身を除く): 120407576

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2189227, 4378454, 6567681, 8756908, 13135362, 19703043, 26270724, 39406086, 78812172]

約数ペア:

[(1, 78812172), (2, 39406086), (3, 26270724), (4, 19703043), (6, 13135362), (9, 8756908), (12, 6567681), (18, 4378454), (36, 2189227)]