31004402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 56920320

約数和(自身を除く): 25915918

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 169, 269, 286, 338, 341, 403, 538, 682, 806, 1859, 2959, 3497, 3718, 4433, 5239, 5918, 6994, 8339, 8866, 10478, 16678, 38467, 45461, 57629, 76934, 90922, 91729, 108407, 115258, 183458, 216814, 500071, 1000142, 1192477, 1409291, 2384954, 2818582, 15502201, 31004402]

約数ペア:

[(1, 31004402), (2, 15502201), (11, 2818582), (13, 2384954), (22, 1409291), (26, 1192477), (31, 1000142), (62, 500071), (143, 216814), (169, 183458), (269, 115258), (286, 108407), (338, 91729), (341, 90922), (403, 76934), (538, 57629), (682, 45461), (806, 38467), (1859, 16678), (2959, 10478), (3497, 8866), (3718, 8339), (4433, 6994), (5239, 5918)]