4056975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 8350160

約数和(自身を除く): 4293185

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 73, 75, 95, 117, 171, 195, 219, 225, 247, 285, 325, 365, 475, 585, 657, 741, 855, 949, 975, 1095, 1235, 1387, 1425, 1825, 2223, 2847, 2925, 3285, 3705, 4161, 4275, 4745, 5475, 6175, 6935, 8541, 11115, 12483, 14235, 16425, 18031, 18525, 20805, 23725, 34675, 42705, 54093, 55575, 62415, 71175, 90155, 104025, 162279, 213525, 270465, 312075, 450775, 811395, 1352325, 4056975]

約数ペア:

[(1, 4056975), (3, 1352325), (5, 811395), (9, 450775), (13, 312075), (15, 270465), (19, 213525), (25, 162279), (39, 104025), (45, 90155), (57, 71175), (65, 62415), (73, 55575), (75, 54093), (95, 42705), (117, 34675), (171, 23725), (195, 20805), (219, 18525), (225, 18031), (247, 16425), (285, 14235), (325, 12483), (365, 11115), (475, 8541), (585, 6935), (657, 6175), (741, 5475), (855, 4745), (949, 4275), (975, 4161), (1095, 3705), (1235, 3285), (1387, 2925), (1425, 2847), (1825, 2223)]