647536383

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{17911}}^1$

素因数の和:18036

約数の個数: 32

約数和(自身を含む): 1043194880

約数和(自身を除く): 395658497

約数列:

[1, 3, 9, 13, 27, 39, 103, 117, 309, 351, 927, 1339, 2781, 4017, 12051, 17911, 36153, 53733, 161199, 232843, 483597, 698529, 1844833, 2095587, 5534499, 6286761, 16603497, 23982829, 49810491, 71948487, 215845461, 647536383]

約数ペア:

[(1, 647536383), (3, 215845461), (9, 71948487), (13, 49810491), (27, 23982829), (39, 16603497), (103, 6286761), (117, 5534499), (309, 2095587), (351, 1844833), (927, 698529), (1339, 483597), (2781, 232843), (4017, 161199), (12051, 53733), (17911, 36153)]