2748798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 6800976

約数和(自身を除く): 4052178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 691, 1326, 1382, 1989, 2073, 3978, 4146, 6219, 8983, 11747, 12438, 17966, 23494, 26949, 35241, 53898, 70482, 80847, 105723, 152711, 161694, 211446, 305422, 458133, 916266, 1374399, 2748798]

約数ペア:

[(1, 2748798), (2, 1374399), (3, 916266), (6, 458133), (9, 305422), (13, 211446), (17, 161694), (18, 152711), (26, 105723), (34, 80847), (39, 70482), (51, 53898), (78, 35241), (102, 26949), (117, 23494), (153, 17966), (221, 12438), (234, 11747), (306, 8983), (442, 6219), (663, 4146), (691, 3978), (1326, 2073), (1382, 1989)]