488889375741

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6991}}^1\times {\mathrm{35159}}^1$

素因数の和:42186

約数の個数: 48

約数和(自身を含む): 805367646720

約数和(自身を除く): 316478270979

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 6991, 20973, 35159, 62919, 90883, 105477, 118847, 272649, 316431, 356541, 457067, 597703, 817947, 1069623, 1371201, 1545011, 1793109, 4113603, 4635033, 5379327, 7770139, 13905099, 23310417, 69931251, 245796569, 737389707, 2212169121, 3195355397, 4178541673, 9586066191, 12535625019, 28758198573, 37606875057, 54321041749, 162963125247, 488889375741]

約数ペア:

[(1, 488889375741), (3, 162963125247), (9, 54321041749), (13, 37606875057), (17, 28758198573), (39, 12535625019), (51, 9586066191), (117, 4178541673), (153, 3195355397), (221, 2212169121), (663, 737389707), (1989, 245796569), (6991, 69931251), (20973, 23310417), (35159, 13905099), (62919, 7770139), (90883, 5379327), (105477, 4635033), (118847, 4113603), (272649, 1793109), (316431, 1545011), (356541, 1371201), (457067, 1069623), (597703, 817947)]