906423119

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:517

約数の個数: 40

約数和(自身を含む): 1143480240

約数和(自身を除く): 237057121

約数列:

[1, 7, 17, 49, 53, 119, 343, 371, 419, 833, 901, 2401, 2597, 2933, 5831, 6307, 7123, 18179, 20531, 22207, 40817, 44149, 49861, 127253, 143717, 155449, 309043, 349027, 377519, 1006019, 1088143, 2163301, 2443189, 2642633, 7617001, 17102323, 18498431, 53319007, 129489017, 906423119]

約数ペア:

[(1, 906423119), (7, 129489017), (17, 53319007), (49, 18498431), (53, 17102323), (119, 7617001), (343, 2642633), (371, 2443189), (419, 2163301), (833, 1088143), (901, 1006019), (2401, 377519), (2597, 349027), (2933, 309043), (5831, 155449), (6307, 143717), (7123, 127253), (18179, 49861), (20531, 44149), (22207, 40817)]