17713971

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{47}}^2$

素因数の和:123

約数の個数: 42

約数和(自身を含む): 29602812

約数和(自身を除く): 11888841

約数列:

[1, 3, 9, 11, 27, 33, 47, 81, 99, 141, 243, 297, 423, 517, 729, 891, 1269, 1551, 2209, 2673, 3807, 4653, 6627, 8019, 11421, 13959, 19881, 24299, 34263, 41877, 59643, 72897, 125631, 178929, 218691, 376893, 536787, 656073, 1610361, 1968219, 5904657, 17713971]

約数ペア:

[(1, 17713971), (3, 5904657), (9, 1968219), (11, 1610361), (27, 656073), (33, 536787), (47, 376893), (81, 218691), (99, 178929), (141, 125631), (243, 72897), (297, 59643), (423, 41877), (517, 34263), (729, 24299), (891, 19881), (1269, 13959), (1551, 11421), (2209, 8019), (2673, 6627), (3807, 4653)]