2781168

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4481

約数の個数: 40

約数和(自身を含む): 7739088

約数和(自身を除く): 4957920

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 4457, 8914, 13371, 17828, 26742, 35656, 53484, 57941, 71312, 106968, 115882, 173823, 213936, 231764, 347646, 463528, 695292, 927056, 1390584, 2781168]

約数ペア:

[(1, 2781168), (2, 1390584), (3, 927056), (4, 695292), (6, 463528), (8, 347646), (12, 231764), (13, 213936), (16, 173823), (24, 115882), (26, 106968), (39, 71312), (48, 57941), (52, 53484), (78, 35656), (104, 26742), (156, 17828), (208, 13371), (312, 8914), (624, 4457)]