19131315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{26029}}^1$

素因数の和:26051

約数の個数: 24

約数和(自身を含む): 35609040

約数和(自身を除く): 16477725

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 26029, 78087, 130145, 182203, 390435, 546609, 911015, 1275421, 2733045, 3826263, 6377105, 19131315]

約数ペア:

[(1, 19131315), (3, 6377105), (5, 3826263), (7, 2733045), (15, 1275421), (21, 911015), (35, 546609), (49, 390435), (105, 182203), (147, 130145), (245, 78087), (735, 26029)]