25198815

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 42541056

約数和(自身を除く): 17342241

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 1153, 1457, 3459, 4371, 5765, 7285, 17295, 21855, 35743, 54191, 107229, 162573, 178715, 270955, 536145, 812865, 1679921, 5039763, 8399605, 25198815]

約数ペア:

[(1, 25198815), (3, 8399605), (5, 5039763), (15, 1679921), (31, 812865), (47, 536145), (93, 270955), (141, 178715), (155, 162573), (235, 107229), (465, 54191), (705, 35743), (1153, 21855), (1457, 17295), (3459, 7285), (4371, 5765)]