1990332669

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4027}}^1$

素因数の和:4114

約数の個数: 64

約数和(自身を含む): 3248179200

約数和(自身を除く): 1257846531

約数列:

[1, 3, 13, 19, 23, 29, 39, 57, 69, 87, 247, 299, 377, 437, 551, 667, 741, 897, 1131, 1311, 1653, 2001, 4027, 5681, 7163, 8671, 12081, 12673, 17043, 21489, 26013, 38019, 52351, 76513, 92621, 116783, 157053, 164749, 229539, 277863, 350349, 494247, 994669, 1204073, 1518179, 1759799, 2218877, 2686009, 2984007, 3612219, 4554537, 5279397, 6656631, 8058027, 22877387, 28845401, 34918117, 51034171, 68632161, 86536203, 104754351, 153102513, 663444223, 1990332669]

約数ペア:

[(1, 1990332669), (3, 663444223), (13, 153102513), (19, 104754351), (23, 86536203), (29, 68632161), (39, 51034171), (57, 34918117), (69, 28845401), (87, 22877387), (247, 8058027), (299, 6656631), (377, 5279397), (437, 4554537), (551, 3612219), (667, 2984007), (741, 2686009), (897, 2218877), (1131, 1759799), (1311, 1518179), (1653, 1204073), (2001, 994669), (4027, 494247), (5681, 350349), (7163, 277863), (8671, 229539), (12081, 164749), (12673, 157053), (17043, 116783), (21489, 92621), (26013, 76513), (38019, 52351)]