1440802688

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{865867}}^1$

素因数の和:865894

約数の個数: 32

約数和(自身を含む): 3091148760

約数和(自身を除く): 1650346072

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 865867, 1731734, 3463468, 6926936, 11256271, 13853872, 22512542, 27707744, 45025084, 55415488, 90050168, 110830976, 180100336, 360200672, 720401344, 1440802688]

約数ペア:

[(1, 1440802688), (2, 720401344), (4, 360200672), (8, 180100336), (13, 110830976), (16, 90050168), (26, 55415488), (32, 45025084), (52, 27707744), (64, 22512542), (104, 13853872), (128, 11256271), (208, 6926936), (416, 3463468), (832, 1731734), (1664, 865867)]