4997187

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 8332800

約数和(自身を除く): 3335613

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 619, 621, 897, 1857, 2691, 5571, 8047, 8073, 14237, 16713, 24141, 42711, 72423, 128133, 185081, 217269, 384399, 555243, 1665729, 4997187]

約数ペア:

[(1, 4997187), (3, 1665729), (9, 555243), (13, 384399), (23, 217269), (27, 185081), (39, 128133), (69, 72423), (117, 42711), (207, 24141), (299, 16713), (351, 14237), (619, 8073), (621, 8047), (897, 5571), (1857, 2691)]