16931805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1153}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 29911680

約数和(自身を除く): 12979875

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 165, 267, 445, 979, 1153, 1335, 2937, 3459, 4895, 5765, 12683, 14685, 17295, 38049, 63415, 102617, 190245, 307851, 513085, 1128787, 1539255, 3386361, 5643935, 16931805]

約数ペア:

[(1, 16931805), (3, 5643935), (5, 3386361), (11, 1539255), (15, 1128787), (33, 513085), (55, 307851), (89, 190245), (165, 102617), (267, 63415), (445, 38049), (979, 17295), (1153, 14685), (1335, 12683), (2937, 5765), (3459, 4895)]