1902920145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{2589007}}^1$

素因数の和:2589029

約数の個数: 24

約数和(自身を含む): 3541762944

約数和(自身を除く): 1638842799

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 2589007, 7767021, 12945035, 18123049, 38835105, 54369147, 90615245, 126861343, 271845735, 380584029, 634306715, 1902920145]

約数ペア:

[(1, 1902920145), (3, 634306715), (5, 380584029), (7, 271845735), (15, 126861343), (21, 90615245), (35, 54369147), (49, 38835105), (105, 18123049), (147, 12945035), (245, 7767021), (735, 2589007)]