279011733

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1021}}^1$

素因数の和:1075

約数の個数: 72

約数和(自身を含む): 511703136

約数和(自身を除く): 232691403

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 169, 231, 273, 429, 507, 539, 637, 1001, 1021, 1183, 1617, 1859, 1911, 3003, 3063, 3549, 5577, 7007, 7147, 8281, 11231, 13013, 13273, 21021, 21441, 24843, 33693, 39039, 39819, 50029, 78617, 91091, 92911, 146003, 150087, 172549, 235851, 273273, 278733, 438009, 517647, 550319, 650377, 1022021, 1207843, 1650957, 1898039, 1951131, 3066063, 3623529, 5694117, 7154147, 8454901, 13286273, 21462441, 25364703, 39858819, 93003911, 279011733]

約数ペア:

[(1, 279011733), (3, 93003911), (7, 39858819), (11, 25364703), (13, 21462441), (21, 13286273), (33, 8454901), (39, 7154147), (49, 5694117), (77, 3623529), (91, 3066063), (143, 1951131), (147, 1898039), (169, 1650957), (231, 1207843), (273, 1022021), (429, 650377), (507, 550319), (539, 517647), (637, 438009), (1001, 278733), (1021, 273273), (1183, 235851), (1617, 172549), (1859, 150087), (1911, 146003), (3003, 92911), (3063, 91091), (3549, 78617), (5577, 50029), (7007, 39819), (7147, 39039), (8281, 33693), (11231, 24843), (13013, 21441), (13273, 21021)]