42154815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{165313}}^1$

素因数の和:165338

約数の個数: 16

約数和(自身を含む): 71415648

約数和(自身を除く): 29260833

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 165313, 495939, 826565, 2479695, 2810321, 8430963, 14051605, 42154815]

約数ペア:

[(1, 42154815), (3, 14051605), (5, 8430963), (15, 2810321), (17, 2479695), (51, 826565), (85, 495939), (255, 165313)]