72968091

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{21317}}^1$

素因数の和:21490

約数の個数: 16

約数和(自身を含む): 111876864

約数和(自身を除く): 38908773

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 21317, 63951, 149219, 447657, 3474671, 10424013, 24322697, 72968091]

約数ペア:

[(1, 72968091), (3, 24322697), (7, 10424013), (21, 3474671), (163, 447657), (489, 149219), (1141, 63951), (3423, 21317)]