28031562

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 68127360

約数和(自身を除く): 40095798

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 73, 78, 117, 146, 219, 234, 351, 438, 547, 657, 702, 949, 1094, 1314, 1641, 1898, 1971, 2847, 3282, 3942, 4923, 5694, 7111, 8541, 9846, 14222, 14769, 17082, 21333, 25623, 29538, 39931, 42666, 51246, 63999, 79862, 119793, 127998, 191997, 239586, 359379, 383994, 519103, 718758, 1038206, 1078137, 1557309, 2156274, 3114618, 4671927, 9343854, 14015781, 28031562]

約数ペア:

[(1, 28031562), (2, 14015781), (3, 9343854), (6, 4671927), (9, 3114618), (13, 2156274), (18, 1557309), (26, 1078137), (27, 1038206), (39, 718758), (54, 519103), (73, 383994), (78, 359379), (117, 239586), (146, 191997), (219, 127998), (234, 119793), (351, 79862), (438, 63999), (547, 51246), (657, 42666), (702, 39931), (949, 29538), (1094, 25623), (1314, 21333), (1641, 17082), (1898, 14769), (1971, 14222), (2847, 9846), (3282, 8541), (3942, 7111), (4923, 5694)]