1899207989

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{301127}}^1$

素因数の和:301204

約数の個数: 16

約数和(自身を含む): 2341571328

約数和(自身を除く): 442363339

約数列:

[1, 7, 17, 53, 119, 371, 901, 6307, 301127, 2107889, 5119159, 15959731, 35834113, 111718117, 271315427, 1899207989]

約数ペア:

[(1, 1899207989), (7, 271315427), (17, 111718117), (53, 35834113), (119, 15959731), (371, 5119159), (901, 2107889), (6307, 301127)]