218870886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{12697}}^1$

素因数の和:12745

約数の個数: 48

約数和(自身を含む): 501926544

約数和(自身を除く): 283055658

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 169, 221, 338, 442, 507, 663, 1014, 1326, 2873, 5746, 8619, 12697, 17238, 25394, 38091, 76182, 165061, 215849, 330122, 431698, 495183, 647547, 990366, 1295094, 2145793, 2806037, 4291586, 5612074, 6437379, 8418111, 12874758, 16836222, 36478481, 72956962, 109435443, 218870886]

約数ペア:

[(1, 218870886), (2, 109435443), (3, 72956962), (6, 36478481), (13, 16836222), (17, 12874758), (26, 8418111), (34, 6437379), (39, 5612074), (51, 4291586), (78, 2806037), (102, 2145793), (169, 1295094), (221, 990366), (338, 647547), (442, 495183), (507, 431698), (663, 330122), (1014, 215849), (1326, 165061), (2873, 76182), (5746, 38091), (8619, 25394), (12697, 17238)]