421246189

素因数分解:

$7^3\times {\mathrm{13}}^4\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 40

約数和(自身を含む): 544561600

約数和(自身を除く): 123315411

約数列:

[1, 7, 13, 43, 49, 91, 169, 301, 343, 559, 637, 1183, 2107, 2197, 3913, 4459, 7267, 8281, 14749, 15379, 27391, 28561, 50869, 57967, 94471, 107653, 191737, 199927, 356083, 661297, 753571, 1228123, 1399489, 2492581, 4629079, 8596861, 9796423, 32403553, 60178027, 421246189]

約数ペア:

[(1, 421246189), (7, 60178027), (13, 32403553), (43, 9796423), (49, 8596861), (91, 4629079), (169, 2492581), (301, 1399489), (343, 1228123), (559, 753571), (637, 661297), (1183, 356083), (2107, 199927), (2197, 191737), (3913, 107653), (4459, 94471), (7267, 57967), (8281, 50869), (14749, 28561), (15379, 27391)]