206664556

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 440687520

約数和(自身を除く): 234022964

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 103, 116, 196, 203, 206, 353, 406, 412, 706, 721, 812, 1412, 1421, 1442, 2471, 2842, 2884, 2987, 4942, 5047, 5684, 5974, 9884, 10094, 10237, 11948, 17297, 20188, 20474, 20909, 34594, 36359, 40948, 41818, 69188, 71659, 72718, 83636, 143318, 145436, 146363, 254513, 286636, 292726, 501613, 509026, 585452, 1003226, 1018052, 1054411, 1781591, 2006452, 2108822, 3563182, 4217644, 7126364, 7380877, 14761754, 29523508, 51666139, 103332278, 206664556]

約数ペア:

[(1, 206664556), (2, 103332278), (4, 51666139), (7, 29523508), (14, 14761754), (28, 7380877), (29, 7126364), (49, 4217644), (58, 3563182), (98, 2108822), (103, 2006452), (116, 1781591), (196, 1054411), (203, 1018052), (206, 1003226), (353, 585452), (406, 509026), (412, 501613), (706, 292726), (721, 286636), (812, 254513), (1412, 146363), (1421, 145436), (1442, 143318), (2471, 83636), (2842, 72718), (2884, 71659), (2987, 69188), (4942, 41818), (5047, 40948), (5684, 36359), (5974, 34594), (9884, 20909), (10094, 20474), (10237, 20188), (11948, 17297)]