81252486

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5419}}^1$

素因数の和:5458

約数の個数: 72

約数和(自身を含む): 216875880

約数和(自身を除く): 135623394

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 238, 294, 306, 357, 441, 714, 833, 882, 1071, 1666, 2142, 2499, 4998, 5419, 7497, 10838, 14994, 16257, 32514, 37933, 48771, 75866, 92123, 97542, 113799, 184246, 227598, 265531, 276369, 341397, 531062, 552738, 644861, 682794, 796593, 829107, 1289722, 1593186, 1658214, 1934583, 2389779, 3869166, 4514027, 4779558, 5803749, 9028054, 11607498, 13542081, 27084162, 40626243, 81252486]

約数ペア:

[(1, 81252486), (2, 40626243), (3, 27084162), (6, 13542081), (7, 11607498), (9, 9028054), (14, 5803749), (17, 4779558), (18, 4514027), (21, 3869166), (34, 2389779), (42, 1934583), (49, 1658214), (51, 1593186), (63, 1289722), (98, 829107), (102, 796593), (119, 682794), (126, 644861), (147, 552738), (153, 531062), (238, 341397), (294, 276369), (306, 265531), (357, 227598), (441, 184246), (714, 113799), (833, 97542), (882, 92123), (1071, 75866), (1666, 48771), (2142, 37933), (2499, 32514), (4998, 16257), (5419, 14994), (7497, 10838)]