16401005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 20988720

約数和(自身を除く): 4587715

約数列:

[1, 5, 17, 85, 157, 785, 1229, 2669, 6145, 13345, 20893, 104465, 192953, 964765, 3280201, 16401005]

約数ペア:

[(1, 16401005), (5, 3280201), (17, 964765), (85, 192953), (157, 104465), (785, 20893), (1229, 13345), (2669, 6145)]