71523972

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{16981}}^1$

素因数の和:17010

約数の個数: 60

約数和(自身を含む): 201372556

約数和(自身を除く): 129848584

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 16981, 33962, 50943, 67924, 101886, 152829, 203772, 220753, 305658, 441506, 458487, 611316, 662259, 883012, 916974, 1324518, 1375461, 1833948, 1986777, 2649036, 2750922, 3973554, 5501844, 5960331, 7947108, 11920662, 17880993, 23841324, 35761986, 71523972]

約数ペア:

[(1, 71523972), (2, 35761986), (3, 23841324), (4, 17880993), (6, 11920662), (9, 7947108), (12, 5960331), (13, 5501844), (18, 3973554), (26, 2750922), (27, 2649036), (36, 1986777), (39, 1833948), (52, 1375461), (54, 1324518), (78, 916974), (81, 883012), (108, 662259), (117, 611316), (156, 458487), (162, 441506), (234, 305658), (324, 220753), (351, 203772), (468, 152829), (702, 101886), (1053, 67924), (1404, 50943), (2106, 33962), (4212, 16981)]