11979975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1201}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 23847680

約数和(自身を除く): 11867705

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1201, 1425, 1995, 3325, 3603, 6005, 8407, 9975, 18015, 22819, 25221, 30025, 42035, 68457, 90075, 114095, 126105, 159733, 210175, 342285, 479199, 570475, 630525, 798665, 1711425, 2395995, 3993325, 11979975]

約数ペア:

[(1, 11979975), (3, 3993325), (5, 2395995), (7, 1711425), (15, 798665), (19, 630525), (21, 570475), (25, 479199), (35, 342285), (57, 210175), (75, 159733), (95, 126105), (105, 114095), (133, 90075), (175, 68457), (285, 42035), (399, 30025), (475, 25221), (525, 22819), (665, 18015), (1201, 9975), (1425, 8407), (1995, 6005), (3325, 3603)]