212706

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:128

約数の個数: 40

約数和(自身を含む): 518364

約数和(自身を除く): 305658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 101, 117, 162, 202, 234, 303, 351, 606, 702, 909, 1053, 1313, 1818, 2106, 2626, 2727, 3939, 5454, 7878, 8181, 11817, 16362, 23634, 35451, 70902, 106353, 212706]

約数ペア:

[(1, 212706), (2, 106353), (3, 70902), (6, 35451), (9, 23634), (13, 16362), (18, 11817), (26, 8181), (27, 7878), (39, 5454), (54, 3939), (78, 2727), (81, 2626), (101, 2106), (117, 1818), (162, 1313), (202, 1053), (234, 909), (303, 702), (351, 606)]