72129798

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2777}}^1$

素因数の和:2838

約数の個数: 64

約数和(自身を含む): 177347520

約数和(自身を除く): 105217722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 962, 999, 1443, 1998, 2777, 2886, 4329, 5554, 8331, 8658, 12987, 16662, 24993, 25974, 36101, 49986, 72202, 74979, 102749, 108303, 149958, 205498, 216606, 308247, 324909, 616494, 649818, 924741, 974727, 1335737, 1849482, 1949454, 2671474, 2774223, 4007211, 5548446, 8014422, 12021633, 24043266, 36064899, 72129798]

約数ペア:

[(1, 72129798), (2, 36064899), (3, 24043266), (6, 12021633), (9, 8014422), (13, 5548446), (18, 4007211), (26, 2774223), (27, 2671474), (37, 1949454), (39, 1849482), (54, 1335737), (74, 974727), (78, 924741), (111, 649818), (117, 616494), (222, 324909), (234, 308247), (333, 216606), (351, 205498), (481, 149958), (666, 108303), (702, 102749), (962, 74979), (999, 72202), (1443, 49986), (1998, 36101), (2777, 25974), (2886, 24993), (4329, 16662), (5554, 12987), (8331, 8658)]