291975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 513360

約数和(自身を除く): 221385

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 229, 255, 425, 687, 1145, 1275, 3435, 3893, 5725, 11679, 17175, 19465, 58395, 97325, 291975]

約数ペア:

[(1, 291975), (3, 97325), (5, 58395), (15, 19465), (17, 17175), (25, 11679), (51, 5725), (75, 3893), (85, 3435), (229, 1275), (255, 1145), (425, 687)]