19133925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 34372800

約数和(自身を除く): 15238875

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 349, 425, 645, 731, 1047, 1075, 1275, 1745, 2193, 3225, 3655, 5235, 5933, 8725, 10965, 15007, 17799, 18275, 26175, 29665, 45021, 54825, 75035, 88995, 148325, 225105, 255119, 375175, 444975, 765357, 1125525, 1275595, 3826785, 6377975, 19133925]

約数ペア:

[(1, 19133925), (3, 6377975), (5, 3826785), (15, 1275595), (17, 1125525), (25, 765357), (43, 444975), (51, 375175), (75, 255119), (85, 225105), (129, 148325), (215, 88995), (255, 75035), (349, 54825), (425, 45021), (645, 29665), (731, 26175), (1047, 18275), (1075, 17799), (1275, 15007), (1745, 10965), (2193, 8725), (3225, 5933), (3655, 5235)]