27865875

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{3911}}^1$

素因数の和:3948

約数の個数: 32

約数和(自身を含む): 48821760

約数和(自身を除く): 20955885

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 1425, 2375, 3911, 7125, 11733, 19555, 58665, 74309, 97775, 222927, 293325, 371545, 488875, 1114635, 1466625, 1857725, 5573175, 9288625, 27865875]

約数ペア:

[(1, 27865875), (3, 9288625), (5, 5573175), (15, 1857725), (19, 1466625), (25, 1114635), (57, 488875), (75, 371545), (95, 293325), (125, 222927), (285, 97775), (375, 74309), (475, 58665), (1425, 19555), (2375, 11733), (3911, 7125)]