129628208

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{46831}}^1$

素因数の和:47012

約数の個数: 20

約数和(自身を含む): 252611808

約数和(自身を除く): 122983600

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 46831, 93662, 187324, 374648, 749296, 8101763, 16203526, 32407052, 64814104, 129628208]

約数ペア:

[(1, 129628208), (2, 64814104), (4, 32407052), (8, 16203526), (16, 8101763), (173, 749296), (346, 374648), (692, 187324), (1384, 93662), (2768, 46831)]