261065688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{836749}}^1$

素因数の和:836771

約数の個数: 32

約数和(自身を含む): 702870000

約数和(自身を除く): 441804312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 836749, 1673498, 2510247, 3346996, 5020494, 6693992, 10040988, 10877737, 20081976, 21755474, 32633211, 43510948, 65266422, 87021896, 130532844, 261065688]

約数ペア:

[(1, 261065688), (2, 130532844), (3, 87021896), (4, 65266422), (6, 43510948), (8, 32633211), (12, 21755474), (13, 20081976), (24, 10877737), (26, 10040988), (39, 6693992), (52, 5020494), (78, 3346996), (104, 2510247), (156, 1673498), (312, 836749)]