73908018

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 171383040

約数和(自身を除く): 97475022

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 71, 74, 111, 142, 213, 222, 333, 426, 521, 639, 666, 999, 1042, 1278, 1563, 1917, 1998, 2627, 3126, 3834, 4689, 5254, 7881, 9378, 14067, 15762, 19277, 23643, 28134, 36991, 38554, 47286, 57831, 70929, 73982, 110973, 115662, 141858, 173493, 221946, 332919, 346986, 520479, 665838, 998757, 1040958, 1368667, 1997514, 2737334, 4106001, 8212002, 12318003, 24636006, 36954009, 73908018]

約数ペア:

[(1, 73908018), (2, 36954009), (3, 24636006), (6, 12318003), (9, 8212002), (18, 4106001), (27, 2737334), (37, 1997514), (54, 1368667), (71, 1040958), (74, 998757), (111, 665838), (142, 520479), (213, 346986), (222, 332919), (333, 221946), (426, 173493), (521, 141858), (639, 115662), (666, 110973), (999, 73982), (1042, 70929), (1278, 57831), (1563, 47286), (1917, 38554), (1998, 36991), (2627, 28134), (3126, 23643), (3834, 19277), (4689, 15762), (5254, 14067), (7881, 9378)]