51589815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{659}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 87816960

約数和(自身を除く): 36227145

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 307, 659, 921, 1535, 1977, 3295, 4605, 5219, 9885, 11203, 15657, 26095, 33609, 56015, 78285, 168045, 202313, 606939, 1011565, 3034695, 3439321, 10317963, 17196605, 51589815]

約数ペア:

[(1, 51589815), (3, 17196605), (5, 10317963), (15, 3439321), (17, 3034695), (51, 1011565), (85, 606939), (255, 202313), (307, 168045), (659, 78285), (921, 56015), (1535, 33609), (1977, 26095), (3295, 15657), (4605, 11203), (5219, 9885)]