221335656

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{653}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 574473600

約数和(自身を除く): 353137944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 348, 487, 653, 696, 974, 1306, 1461, 1948, 1959, 2612, 2922, 3896, 3918, 5224, 5844, 7836, 11688, 14123, 15672, 18937, 28246, 37874, 42369, 56492, 56811, 75748, 84738, 112984, 113622, 151496, 169476, 227244, 318011, 338952, 454488, 636022, 954033, 1272044, 1908066, 2544088, 3816132, 7632264, 9222319, 18444638, 27666957, 36889276, 55333914, 73778552, 110667828, 221335656]

約数ペア:

[(1, 221335656), (2, 110667828), (3, 73778552), (4, 55333914), (6, 36889276), (8, 27666957), (12, 18444638), (24, 9222319), (29, 7632264), (58, 3816132), (87, 2544088), (116, 1908066), (174, 1272044), (232, 954033), (348, 636022), (487, 454488), (653, 338952), (696, 318011), (974, 227244), (1306, 169476), (1461, 151496), (1948, 113622), (1959, 112984), (2612, 84738), (2922, 75748), (3896, 56811), (3918, 56492), (5224, 42369), (5844, 37874), (7836, 28246), (11688, 18937), (14123, 15672)]