290648235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{24251}}^1$

素因数の和:24323

約数の個数: 32

約数和(自身を含む): 502889472

約数和(自身を除く): 212241237

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 3995, 11985, 24251, 72753, 121255, 363765, 412267, 1139797, 1236801, 2061335, 3419391, 5698985, 6184005, 17096955, 19376549, 58129647, 96882745, 290648235]

約数ペア:

[(1, 290648235), (3, 96882745), (5, 58129647), (15, 19376549), (17, 17096955), (47, 6184005), (51, 5698985), (85, 3419391), (141, 2061335), (235, 1236801), (255, 1139797), (705, 412267), (799, 363765), (2397, 121255), (3995, 72753), (11985, 24251)]