16954686

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:478

約数の個数: 72

約数和(自身を含む): 43748640

約数和(自身を除く): 26793954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 49, 63, 94, 98, 126, 141, 147, 282, 294, 329, 409, 423, 441, 658, 818, 846, 882, 987, 1227, 1974, 2303, 2454, 2863, 2961, 3681, 4606, 5726, 5922, 6909, 7362, 8589, 13818, 17178, 19223, 20041, 20727, 25767, 38446, 40082, 41454, 51534, 57669, 60123, 115338, 120246, 134561, 173007, 180369, 269122, 346014, 360738, 403683, 807366, 941927, 1211049, 1883854, 2422098, 2825781, 5651562, 8477343, 16954686]

約数ペア:

[(1, 16954686), (2, 8477343), (3, 5651562), (6, 2825781), (7, 2422098), (9, 1883854), (14, 1211049), (18, 941927), (21, 807366), (42, 403683), (47, 360738), (49, 346014), (63, 269122), (94, 180369), (98, 173007), (126, 134561), (141, 120246), (147, 115338), (282, 60123), (294, 57669), (329, 51534), (409, 41454), (423, 40082), (441, 38446), (658, 25767), (818, 20727), (846, 20041), (882, 19223), (987, 17178), (1227, 13818), (1974, 8589), (2303, 7362), (2454, 6909), (2863, 5922), (2961, 5726), (3681, 4606)]