189801255

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{258233}}^1$

素因数の和:258255

約数の個数: 24

約数和(自身を含む): 353264112

約数和(自身を除く): 163462857

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 258233, 774699, 1291165, 1807631, 3873495, 5422893, 9038155, 12653417, 27114465, 37960251, 63267085, 189801255]

約数ペア:

[(1, 189801255), (3, 63267085), (5, 37960251), (7, 27114465), (15, 12653417), (21, 9038155), (35, 5422893), (49, 3873495), (105, 1807631), (147, 1291165), (245, 774699), (735, 258233)]