31193838

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1223}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 73513440

約数和(自身を除く): 42319602

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 109, 117, 218, 234, 327, 654, 981, 1223, 1417, 1962, 2446, 2834, 3669, 4251, 7338, 8502, 11007, 12753, 15899, 22014, 25506, 31798, 47697, 95394, 133307, 143091, 266614, 286182, 399921, 799842, 1199763, 1732991, 2399526, 3465982, 5198973, 10397946, 15596919, 31193838]

約数ペア:

[(1, 31193838), (2, 15596919), (3, 10397946), (6, 5198973), (9, 3465982), (13, 2399526), (18, 1732991), (26, 1199763), (39, 799842), (78, 399921), (109, 286182), (117, 266614), (218, 143091), (234, 133307), (327, 95394), (654, 47697), (981, 31798), (1223, 25506), (1417, 22014), (1962, 15899), (2446, 12753), (2834, 11007), (3669, 8502), (4251, 7338)]