31884489

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 61286400

約数和(自身を除く): 29401911

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 57, 63, 91, 117, 133, 171, 189, 247, 273, 351, 399, 513, 683, 741, 819, 1197, 1729, 2049, 2223, 2457, 3591, 4781, 5187, 6147, 6669, 8879, 12977, 14343, 15561, 18441, 26637, 38931, 43029, 46683, 62153, 79911, 90839, 116793, 129087, 168701, 186459, 239733, 272517, 350379, 506103, 559377, 817551, 1180907, 1518309, 1678131, 2452653, 3542721, 4554927, 10628163, 31884489]

約数ペア:

[(1, 31884489), (3, 10628163), (7, 4554927), (9, 3542721), (13, 2452653), (19, 1678131), (21, 1518309), (27, 1180907), (39, 817551), (57, 559377), (63, 506103), (91, 350379), (117, 272517), (133, 239733), (171, 186459), (189, 168701), (247, 129087), (273, 116793), (351, 90839), (399, 79911), (513, 62153), (683, 46683), (741, 43029), (819, 38931), (1197, 26637), (1729, 18441), (2049, 15561), (2223, 14343), (2457, 12977), (3591, 8879), (4781, 6669), (5187, 6147)]