28526932

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 59512320

約数和(自身を除く): 30985388

約数列:

[1, 2, 4, 7, 14, 28, 47, 53, 94, 106, 188, 212, 329, 371, 409, 658, 742, 818, 1316, 1484, 1636, 2491, 2863, 4982, 5726, 9964, 11452, 17437, 19223, 21677, 34874, 38446, 43354, 69748, 76892, 86708, 134561, 151739, 269122, 303478, 538244, 606956, 1018819, 2037638, 4075276, 7131733, 14263466, 28526932]

約数ペア:

[(1, 28526932), (2, 14263466), (4, 7131733), (7, 4075276), (14, 2037638), (28, 1018819), (47, 606956), (53, 538244), (94, 303478), (106, 269122), (188, 151739), (212, 134561), (329, 86708), (371, 76892), (409, 69748), (658, 43354), (742, 38446), (818, 34874), (1316, 21677), (1484, 19223), (1636, 17437), (2491, 11452), (2863, 9964), (4982, 5726)]