215099105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{143879}}^1$

素因数の和:143920

約数の個数: 16

約数和(自身を含む): 290062080

約数和(自身を除く): 74962975

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 143879, 719395, 1870427, 3309217, 9352135, 16546085, 43019821, 215099105]

約数ペア:

[(1, 215099105), (5, 43019821), (13, 16546085), (23, 9352135), (65, 3309217), (115, 1870427), (299, 719395), (1495, 143879)]