428115888

素因数分解:

$2^4\times 3^3\times {\mathrm{991009}}^1$

素因数の和:991026

約数の個数: 40

約数和(自身を含む): 1228852400

約数和(自身を除く): 800736512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 991009, 1982018, 2973027, 3964036, 5946054, 7928072, 8919081, 11892108, 15856144, 17838162, 23784216, 26757243, 35676324, 47568432, 53514486, 71352648, 107028972, 142705296, 214057944, 428115888]

約数ペア:

[(1, 428115888), (2, 214057944), (3, 142705296), (4, 107028972), (6, 71352648), (8, 53514486), (9, 47568432), (12, 35676324), (16, 26757243), (18, 23784216), (24, 17838162), (27, 15856144), (36, 11892108), (48, 8919081), (54, 7928072), (72, 5946054), (108, 3964036), (144, 2973027), (216, 1982018), (432, 991009)]