291566235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{4993}}^1$

素因数の和:5247

約数の個数: 32

約数和(自身を含む): 496203840

約数和(自身を除く): 204637605

約数列:

[1, 3, 5, 15, 17, 51, 85, 229, 255, 687, 1145, 3435, 3893, 4993, 11679, 14979, 19465, 24965, 58395, 74895, 84881, 254643, 424405, 1143397, 1273215, 3430191, 5716985, 17150955, 19437749, 58313247, 97188745, 291566235]

約数ペア:

[(1, 291566235), (3, 97188745), (5, 58313247), (15, 19437749), (17, 17150955), (51, 5716985), (85, 3430191), (229, 1273215), (255, 1143397), (687, 424405), (1145, 254643), (3435, 84881), (3893, 74895), (4993, 58395), (11679, 24965), (14979, 19465)]