1921105425

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 3213187200

約数和(自身を除く): 1292081775

約数列:

[1, 3, 5, 15, 25, 75, 149, 353, 447, 487, 745, 1059, 1461, 1765, 2235, 2435, 3725, 5295, 7305, 8825, 11175, 12175, 26475, 36525, 52597, 72563, 157791, 171911, 217689, 262985, 362815, 515733, 788955, 859555, 1088445, 1314925, 1814075, 2578665, 3944775, 4297775, 5442225, 12893325, 25614739, 76844217, 128073695, 384221085, 640368475, 1921105425]

約数ペア:

[(1, 1921105425), (3, 640368475), (5, 384221085), (15, 128073695), (25, 76844217), (75, 25614739), (149, 12893325), (353, 5442225), (447, 4297775), (487, 3944775), (745, 2578665), (1059, 1814075), (1461, 1314925), (1765, 1088445), (2235, 859555), (2435, 788955), (3725, 515733), (5295, 362815), (7305, 262985), (8825, 217689), (11175, 171911), (12175, 157791), (26475, 72563), (36525, 52597)]