4261491

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 7338240

約数和(自身を除く): 3076749

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 71, 81, 117, 171, 213, 243, 247, 351, 513, 639, 741, 923, 1053, 1349, 1539, 1917, 2223, 2769, 3159, 4047, 4617, 5751, 6669, 8307, 12141, 17253, 17537, 20007, 24921, 36423, 52611, 60021, 74763, 109269, 157833, 224289, 327807, 473499, 1420497, 4261491]

約数ペア:

[(1, 4261491), (3, 1420497), (9, 473499), (13, 327807), (19, 224289), (27, 157833), (39, 109269), (57, 74763), (71, 60021), (81, 52611), (117, 36423), (171, 24921), (213, 20007), (243, 17537), (247, 17253), (351, 12141), (513, 8307), (639, 6669), (741, 5751), (923, 4617), (1053, 4047), (1349, 3159), (1539, 2769), (1917, 2223)]