28232724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2549}}^1$

素因数の和:2640

約数の個数: 48

約数和(自身を含む): 71971200

約数和(自身を除く): 43738476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 2549, 2769, 3692, 5098, 5538, 7647, 10196, 11076, 15294, 30588, 33137, 66274, 99411, 132548, 180979, 198822, 361958, 397644, 542937, 723916, 1085874, 2171748, 2352727, 4705454, 7058181, 9410908, 14116362, 28232724]

約数ペア:

[(1, 28232724), (2, 14116362), (3, 9410908), (4, 7058181), (6, 4705454), (12, 2352727), (13, 2171748), (26, 1085874), (39, 723916), (52, 542937), (71, 397644), (78, 361958), (142, 198822), (156, 180979), (213, 132548), (284, 99411), (426, 66274), (852, 33137), (923, 30588), (1846, 15294), (2549, 11076), (2769, 10196), (3692, 7647), (5098, 5538)]