61220718

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2357}}^1$

素因数の和:2418

約数の個数: 64

約数和(自身を含む): 150534720

約数和(自身を除く): 89314002

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, 2357, 2886, 4329, 4714, 7071, 8658, 12987, 14142, 21213, 25974, 30641, 42426, 61282, 63639, 87209, 91923, 127278, 174418, 183846, 261627, 275769, 523254, 551538, 784881, 827307, 1133717, 1569762, 1654614, 2267434, 2354643, 3401151, 4709286, 6802302, 10203453, 20406906, 30610359, 61220718]

約数ペア:

[(1, 61220718), (2, 30610359), (3, 20406906), (6, 10203453), (9, 6802302), (13, 4709286), (18, 3401151), (26, 2354643), (27, 2267434), (37, 1654614), (39, 1569762), (54, 1133717), (74, 827307), (78, 784881), (111, 551538), (117, 523254), (222, 275769), (234, 261627), (333, 183846), (351, 174418), (481, 127278), (666, 91923), (702, 87209), (962, 63639), (999, 61282), (1443, 42426), (1998, 30641), (2357, 25974), (2886, 21213), (4329, 14142), (4714, 12987), (7071, 8658)]