161791545

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1693}}^1$

素因数の和:2001

約数の個数: 32

約数和(自身を含む): 271256832

約数和(自身を除く): 109465287

約数列:

[1, 3, 5, 15, 23, 69, 115, 277, 345, 831, 1385, 1693, 4155, 5079, 6371, 8465, 19113, 25395, 31855, 38939, 95565, 116817, 194695, 468961, 584085, 1406883, 2344805, 7034415, 10786103, 32358309, 53930515, 161791545]

約数ペア:

[(1, 161791545), (3, 53930515), (5, 32358309), (15, 10786103), (23, 7034415), (69, 2344805), (115, 1406883), (277, 584085), (345, 468961), (831, 194695), (1385, 116817), (1693, 95565), (4155, 38939), (5079, 31855), (6371, 25395), (8465, 19113)]