342777981

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{991}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 576296448

約数和(自身を除く): 233518467

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 181, 273, 543, 637, 991, 1267, 1911, 2353, 2973, 3801, 6937, 7059, 8869, 12883, 16471, 20811, 26607, 38649, 48559, 49413, 90181, 115297, 145677, 179371, 270543, 345891, 538113, 631267, 1255597, 1893801, 2331823, 3766791, 6995469, 8789179, 16322761, 26367537, 48968283, 114259327, 342777981]

約数ペア:

[(1, 342777981), (3, 114259327), (7, 48968283), (13, 26367537), (21, 16322761), (39, 8789179), (49, 6995469), (91, 3766791), (147, 2331823), (181, 1893801), (273, 1255597), (543, 631267), (637, 538113), (991, 345891), (1267, 270543), (1911, 179371), (2353, 145677), (2973, 115297), (3801, 90181), (6937, 49413), (7059, 48559), (8869, 38649), (12883, 26607), (16471, 20811)]