16101995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 24364032

約数和(自身を除く): 8262037

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 823, 1505, 2795, 3913, 4115, 5761, 10699, 19565, 28805, 35389, 53495, 74893, 176945, 247723, 374465, 460057, 1238615, 2300285, 3220399, 16101995]

約数ペア:

[(1, 16101995), (5, 3220399), (7, 2300285), (13, 1238615), (35, 460057), (43, 374465), (65, 247723), (91, 176945), (215, 74893), (301, 53495), (455, 35389), (559, 28805), (823, 19565), (1505, 10699), (2795, 5761), (3913, 4115)]