12228775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 16498944

約数和(自身を除く): 4270169

約数列:

[1, 5, 13, 25, 65, 191, 197, 325, 955, 985, 2483, 2561, 4775, 4925, 12415, 12805, 37627, 62075, 64025, 188135, 489151, 940675, 2445755, 12228775]

約数ペア:

[(1, 12228775), (5, 2445755), (13, 940675), (25, 489151), (65, 188135), (191, 64025), (197, 62075), (325, 37627), (955, 12805), (985, 12415), (2483, 4925), (2561, 4775)]