199981392

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{320483}}^1$

素因数の和:320507

約数の個数: 40

約数和(自身を含む): 556360224

約数和(自身を除く): 356378832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 320483, 640966, 961449, 1281932, 1922898, 2563864, 3845796, 4166279, 5127728, 7691592, 8332558, 12498837, 15383184, 16665116, 24997674, 33330232, 49995348, 66660464, 99990696, 199981392]

約数ペア:

[(1, 199981392), (2, 99990696), (3, 66660464), (4, 49995348), (6, 33330232), (8, 24997674), (12, 16665116), (13, 15383184), (16, 12498837), (24, 8332558), (26, 7691592), (39, 5127728), (48, 4166279), (52, 3845796), (78, 2563864), (104, 1922898), (156, 1281932), (208, 961449), (312, 640966), (624, 320483)]