18470415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 31617216

約数和(自身を除く): 13146801

約数列:

[1, 3, 5, 15, 17, 51, 85, 113, 255, 339, 565, 641, 1695, 1921, 1923, 3205, 5763, 9605, 9615, 10897, 28815, 32691, 54485, 72433, 163455, 217299, 362165, 1086495, 1231361, 3694083, 6156805, 18470415]

約数ペア:

[(1, 18470415), (3, 6156805), (5, 3694083), (15, 1231361), (17, 1086495), (51, 362165), (85, 217299), (113, 163455), (255, 72433), (339, 54485), (565, 32691), (641, 28815), (1695, 10897), (1921, 9615), (1923, 9605), (3205, 5763)]