28415685

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 47858688

約数和(自身を除く): 19443003

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 795, 1153, 1643, 3459, 4929, 5765, 8215, 17295, 24645, 35743, 61109, 107229, 178715, 183327, 305545, 536145, 916635, 1894379, 5683137, 9471895, 28415685]

約数ペア:

[(1, 28415685), (3, 9471895), (5, 5683137), (15, 1894379), (31, 916635), (53, 536145), (93, 305545), (155, 183327), (159, 178715), (265, 107229), (465, 61109), (795, 35743), (1153, 24645), (1643, 17295), (3459, 8215), (4929, 5765)]