201340881

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 346220160

約数和(自身を除く): 144879279

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 193, 203, 261, 571, 579, 609, 1351, 1713, 1737, 1827, 3997, 4053, 5139, 5597, 11991, 12159, 16559, 16791, 35973, 39179, 49677, 50373, 110203, 115913, 117537, 149031, 330609, 347739, 352611, 771421, 991827, 1043217, 2314263, 3195887, 6942789, 9587661, 22371209, 28762983, 67113627, 201340881]

約数ペア:

[(1, 201340881), (3, 67113627), (7, 28762983), (9, 22371209), (21, 9587661), (29, 6942789), (63, 3195887), (87, 2314263), (193, 1043217), (203, 991827), (261, 771421), (571, 352611), (579, 347739), (609, 330609), (1351, 149031), (1713, 117537), (1737, 115913), (1827, 110203), (3997, 50373), (4053, 49677), (5139, 39179), (5597, 35973), (11991, 16791), (12159, 16559)]