51321972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1223}}^1$

素因数の和:1512

約数の個数: 48

約数和(自身を含む): 129548160

約数和(自身を除く): 78226188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 269, 538, 807, 1076, 1223, 1614, 2446, 3228, 3497, 3669, 4892, 6994, 7338, 10491, 13988, 14676, 15899, 20982, 31798, 41964, 47697, 63596, 95394, 190788, 328987, 657974, 986961, 1315948, 1973922, 3947844, 4276831, 8553662, 12830493, 17107324, 25660986, 51321972]

約数ペア:

[(1, 51321972), (2, 25660986), (3, 17107324), (4, 12830493), (6, 8553662), (12, 4276831), (13, 3947844), (26, 1973922), (39, 1315948), (52, 986961), (78, 657974), (156, 328987), (269, 190788), (538, 95394), (807, 63596), (1076, 47697), (1223, 41964), (1614, 31798), (2446, 20982), (3228, 15899), (3497, 14676), (3669, 13988), (4892, 10491), (6994, 7338)]