15860235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 28284768

約数和(自身を除く): 12424533

約数列:

[1, 3, 5, 15, 17, 37, 41, 51, 85, 111, 123, 185, 205, 255, 555, 615, 629, 697, 1517, 1681, 1887, 2091, 3145, 3485, 4551, 5043, 7585, 8405, 9435, 10455, 22755, 25215, 25789, 28577, 62197, 77367, 85731, 128945, 142885, 186591, 310985, 386835, 428655, 932955, 1057349, 3172047, 5286745, 15860235]

約数ペア:

[(1, 15860235), (3, 5286745), (5, 3172047), (15, 1057349), (17, 932955), (37, 428655), (41, 386835), (51, 310985), (85, 186591), (111, 142885), (123, 128945), (185, 85731), (205, 77367), (255, 62197), (555, 28577), (615, 25789), (629, 25215), (697, 22755), (1517, 10455), (1681, 9435), (1887, 8405), (2091, 7585), (3145, 5043), (3485, 4551)]