129678896

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{15497}}^1$

素因数の和:16028

約数の個数: 20

約数和(自身を含む): 251749512

約数和(自身を除く): 122070616

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 4184, 8368, 15497, 30994, 61988, 123976, 247952, 8104931, 16209862, 32419724, 64839448, 129678896]

約数ペア:

[(1, 129678896), (2, 64839448), (4, 32419724), (8, 16209862), (16, 8104931), (523, 247952), (1046, 123976), (2092, 61988), (4184, 30994), (8368, 15497)]