313425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{199}}^1$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 644800

約数和(自身を除く): 331375

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 199, 225, 315, 525, 597, 995, 1393, 1575, 1791, 2985, 4179, 4975, 6965, 8955, 12537, 14925, 20895, 34825, 44775, 62685, 104475, 313425]

約数ペア:

[(1, 313425), (3, 104475), (5, 62685), (7, 44775), (9, 34825), (15, 20895), (21, 14925), (25, 12537), (35, 8955), (45, 6965), (63, 4975), (75, 4179), (105, 2985), (175, 1791), (199, 1575), (225, 1393), (315, 995), (525, 597)]