321707958

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5281}}^1$

素因数の和:5381

約数の個数: 64

約数和(自身を含む): 766692864

約数和(自身を除く): 444984906

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 71, 78, 142, 143, 213, 286, 426, 429, 781, 858, 923, 1562, 1846, 2343, 2769, 4686, 5281, 5538, 10153, 10562, 15843, 20306, 30459, 31686, 58091, 60918, 68653, 116182, 137306, 174273, 205959, 348546, 374951, 411918, 749902, 755183, 1124853, 1510366, 2249706, 2265549, 4124461, 4531098, 4874363, 8248922, 9748726, 12373383, 14623089, 24746766, 29246178, 53617993, 107235986, 160853979, 321707958]

約数ペア:

[(1, 321707958), (2, 160853979), (3, 107235986), (6, 53617993), (11, 29246178), (13, 24746766), (22, 14623089), (26, 12373383), (33, 9748726), (39, 8248922), (66, 4874363), (71, 4531098), (78, 4124461), (142, 2265549), (143, 2249706), (213, 1510366), (286, 1124853), (426, 755183), (429, 749902), (781, 411918), (858, 374951), (923, 348546), (1562, 205959), (1846, 174273), (2343, 137306), (2769, 116182), (4686, 68653), (5281, 60918), (5538, 58091), (10153, 31686), (10562, 30459), (15843, 20306)]