16229421

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 27221376

約数和(自身を除く): 10991955

約数列:

[1, 3, 9, 13, 23, 37, 39, 69, 111, 117, 163, 207, 299, 333, 481, 489, 851, 897, 1443, 1467, 2119, 2553, 2691, 3749, 4329, 6031, 6357, 7659, 11063, 11247, 18093, 19071, 33189, 33741, 48737, 54279, 78403, 99567, 138713, 146211, 235209, 416139, 438633, 705627, 1248417, 1803269, 5409807, 16229421]

約数ペア:

[(1, 16229421), (3, 5409807), (9, 1803269), (13, 1248417), (23, 705627), (37, 438633), (39, 416139), (69, 235209), (111, 146211), (117, 138713), (163, 99567), (207, 78403), (299, 54279), (333, 48737), (481, 33741), (489, 33189), (851, 19071), (897, 18093), (1443, 11247), (1467, 11063), (2119, 7659), (2553, 6357), (2691, 6031), (3749, 4329)]