67726971

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 110702592

約数和(自身を除く): 42975621

約数列:

[1, 3, 9, 13, 31, 39, 71, 93, 117, 213, 263, 279, 403, 639, 789, 923, 1209, 2201, 2367, 2769, 3419, 3627, 6603, 8153, 8307, 10257, 18673, 19809, 24459, 28613, 30771, 56019, 73377, 85839, 105989, 168057, 242749, 257517, 317967, 578863, 728247, 953901, 1736589, 2184741, 5209767, 7525219, 22575657, 67726971]

約数ペア:

[(1, 67726971), (3, 22575657), (9, 7525219), (13, 5209767), (31, 2184741), (39, 1736589), (71, 953901), (93, 728247), (117, 578863), (213, 317967), (263, 257517), (279, 242749), (403, 168057), (639, 105989), (789, 85839), (923, 73377), (1209, 56019), (2201, 30771), (2367, 28613), (2769, 24459), (3419, 19809), (3627, 18673), (6603, 10257), (8153, 8307)]