1621938724

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{98347}}^1$

素因数の和:98408

約数の個数: 48

約数和(自身を含む): 3524792320

約数和(自身を除く): 1902853596

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 16492, 98347, 196694, 393388, 688429, 1376858, 1868593, 2753716, 3048757, 3737186, 6097514, 7474372, 12195028, 13080151, 21341299, 26160302, 42682598, 52320604, 57926383, 85365196, 115852766, 231705532, 405484681, 810969362, 1621938724]

約数ペア:

[(1, 1621938724), (2, 810969362), (4, 405484681), (7, 231705532), (14, 115852766), (19, 85365196), (28, 57926383), (31, 52320604), (38, 42682598), (62, 26160302), (76, 21341299), (124, 13080151), (133, 12195028), (217, 7474372), (266, 6097514), (434, 3737186), (532, 3048757), (589, 2753716), (868, 1868593), (1178, 1376858), (2356, 688429), (4123, 393388), (8246, 196694), (16492, 98347)]