27774774

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:393

約数の個数: 48

約数和(自身を含む): 61910784

約数和(自身を除く): 34136010

約数列:

[1, 2, 3, 6, 9, 18, 71, 103, 142, 206, 211, 213, 309, 422, 426, 618, 633, 639, 927, 1266, 1278, 1854, 1899, 3798, 7313, 14626, 14981, 21733, 21939, 29962, 43466, 43878, 44943, 65199, 65817, 89886, 130398, 131634, 134829, 195597, 269658, 391194, 1543043, 3086086, 4629129, 9258258, 13887387, 27774774]

約数ペア:

[(1, 27774774), (2, 13887387), (3, 9258258), (6, 4629129), (9, 3086086), (18, 1543043), (71, 391194), (103, 269658), (142, 195597), (206, 134829), (211, 131634), (213, 130398), (309, 89886), (422, 65817), (426, 65199), (618, 44943), (633, 43878), (639, 43466), (927, 29962), (1266, 21939), (1278, 21733), (1854, 14981), (1899, 14626), (3798, 7313)]