72439213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40903}}^1$

素因数の和:40944

約数の個数: 16

約数和(自身を含む): 94242816

約数和(自身を除く): 21803603

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 40903, 286321, 449933, 940769, 3149531, 6585383, 10348459, 72439213]

約数ペア:

[(1, 72439213), (7, 10348459), (11, 6585383), (23, 3149531), (77, 940769), (161, 449933), (253, 286321), (1771, 40903)]