128759744

素因数分解:

$2^6\times {\mathrm{409}}^1\times {\mathrm{4919}}^1$

素因数の和:5340

約数の個数: 28

約数和(自身を含む): 256184400

約数和(自身を除く): 127424656

約数列:

[1, 2, 4, 8, 16, 32, 64, 409, 818, 1636, 3272, 4919, 6544, 9838, 13088, 19676, 26176, 39352, 78704, 157408, 314816, 2011871, 4023742, 8047484, 16094968, 32189936, 64379872, 128759744]

約数ペア:

[(1, 128759744), (2, 64379872), (4, 32189936), (8, 16094968), (16, 8047484), (32, 4023742), (64, 2011871), (409, 314816), (818, 157408), (1636, 78704), (3272, 39352), (4919, 26176), (6544, 19676), (9838, 13088)]