387645490802

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1\times {\mathrm{4421}}^1$

素因数の和:5043

約数の個数: 64

約数和(自身を含む): 628775288064

約数和(自身を除く): 241129797262

約数列:

[1, 2, 23, 43, 46, 86, 97, 194, 457, 914, 989, 1978, 2231, 4171, 4421, 4462, 8342, 8842, 10511, 19651, 21022, 39302, 44329, 88658, 95933, 101683, 190103, 191866, 203366, 380206, 428837, 451973, 857674, 903946, 1019567, 1906147, 2020397, 2039134, 3812294, 4040794, 4372369, 8744738, 9863251, 18439991, 19726502, 36879982, 43841381, 46469131, 86877071, 87682762, 92938262, 173754142, 195978509, 391957018, 424119793, 848239586, 1998172633, 3996345266, 4507505707, 8427075887, 9015011414, 16854151774, 193822745401, 387645490802]

約数ペア:

[(1, 387645490802), (2, 193822745401), (23, 16854151774), (43, 9015011414), (46, 8427075887), (86, 4507505707), (97, 3996345266), (194, 1998172633), (457, 848239586), (914, 424119793), (989, 391957018), (1978, 195978509), (2231, 173754142), (4171, 92938262), (4421, 87682762), (4462, 86877071), (8342, 46469131), (8842, 43841381), (10511, 36879982), (19651, 19726502), (21022, 18439991), (39302, 9863251), (44329, 8744738), (88658, 4372369), (95933, 4040794), (101683, 3812294), (190103, 2039134), (191866, 2020397), (203366, 1906147), (380206, 1019567), (428837, 903946), (451973, 857674)]