221802952

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 485222400

約数和(自身を除く): 263419448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 191, 233, 356, 382, 466, 623, 712, 764, 932, 1246, 1337, 1528, 1631, 1864, 2492, 2674, 3262, 4984, 5348, 6524, 10696, 13048, 16999, 20737, 33998, 41474, 44503, 67996, 82948, 89006, 118993, 135992, 145159, 165896, 178012, 237986, 290318, 311521, 356024, 475972, 580636, 623042, 951944, 1161272, 1246084, 2492168, 3960767, 7921534, 15843068, 27725369, 31686136, 55450738, 110901476, 221802952]

約数ペア:

[(1, 221802952), (2, 110901476), (4, 55450738), (7, 31686136), (8, 27725369), (14, 15843068), (28, 7921534), (56, 3960767), (89, 2492168), (178, 1246084), (191, 1161272), (233, 951944), (356, 623042), (382, 580636), (466, 475972), (623, 356024), (712, 311521), (764, 290318), (932, 237986), (1246, 178012), (1337, 165896), (1528, 145159), (1631, 135992), (1864, 118993), (2492, 89006), (2674, 82948), (3262, 67996), (4984, 44503), (5348, 41474), (6524, 33998), (10696, 20737), (13048, 16999)]