51982203

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 87230976

約数和(自身を除く): 35248773

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 151, 169, 273, 291, 453, 507, 679, 1057, 1183, 1261, 1963, 2037, 3171, 3549, 3783, 5889, 8827, 13741, 14647, 16393, 25519, 26481, 41223, 43941, 49179, 76557, 102529, 114751, 178633, 190411, 307587, 344253, 535899, 571233, 1332877, 2475343, 3998631, 7426029, 17327401, 51982203]

約数ペア:

[(1, 51982203), (3, 17327401), (7, 7426029), (13, 3998631), (21, 2475343), (39, 1332877), (91, 571233), (97, 535899), (151, 344253), (169, 307587), (273, 190411), (291, 178633), (453, 114751), (507, 102529), (679, 76557), (1057, 49179), (1183, 43941), (1261, 41223), (1963, 26481), (2037, 25519), (3171, 16393), (3549, 14647), (3783, 13741), (5889, 8827)]