19244025

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 54

約数和(自身を含む): 36016110

約数和(自身を除く): 16772085

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 89, 93, 155, 225, 267, 279, 445, 465, 775, 801, 961, 1335, 1395, 2225, 2325, 2759, 2883, 4005, 4805, 6675, 6975, 8277, 8649, 13795, 14415, 20025, 24025, 24831, 41385, 43245, 68975, 72075, 85529, 124155, 206925, 216225, 256587, 427645, 620775, 769761, 1282935, 2138225, 3848805, 6414675, 19244025]

約数ペア:

[(1, 19244025), (3, 6414675), (5, 3848805), (9, 2138225), (15, 1282935), (25, 769761), (31, 620775), (45, 427645), (75, 256587), (89, 216225), (93, 206925), (155, 124155), (225, 85529), (267, 72075), (279, 68975), (445, 43245), (465, 41385), (775, 24831), (801, 24025), (961, 20025), (1335, 14415), (1395, 13795), (2225, 8649), (2325, 8277), (2759, 6975), (2883, 6675), (4005, 4805)]