291244425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{228427}}^1$

素因数の和:228457

約数の個数: 24

約数和(自身を含む): 509851296

約数和(自身を除く): 218606871

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 228427, 685281, 1142135, 3426405, 3883259, 5710675, 11649777, 17132025, 19416295, 58248885, 97081475, 291244425]

約数ペア:

[(1, 291244425), (3, 97081475), (5, 58248885), (15, 19416295), (17, 17132025), (25, 11649777), (51, 5710675), (75, 3883259), (85, 3426405), (255, 1142135), (425, 685281), (1275, 228427)]