78800788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{9091}}^1$

素因数の和:9303

約数の個数: 24

約数和(自身を含む): 151218144

約数和(自身を除く): 72417356

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 4334, 8668, 9091, 18182, 36364, 100001, 200002, 400004, 1790927, 3581854, 7163708, 19700197, 39400394, 78800788]

約数ペア:

[(1, 78800788), (2, 39400394), (4, 19700197), (11, 7163708), (22, 3581854), (44, 1790927), (197, 400004), (394, 200002), (788, 100001), (2167, 36364), (4334, 18182), (8668, 9091)]