1226225

素因数分解:

$5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:55

約数の個数: 48

約数和(自身を含む): 2083200

約数和(自身を除く): 856975

約数列:

[1, 5, 7, 11, 13, 25, 35, 49, 55, 65, 77, 91, 143, 175, 245, 275, 325, 343, 385, 455, 539, 637, 715, 1001, 1225, 1715, 1925, 2275, 2695, 3185, 3575, 3773, 4459, 5005, 7007, 8575, 13475, 15925, 18865, 22295, 25025, 35035, 49049, 94325, 111475, 175175, 245245, 1226225]

約数ペア:

[(1, 1226225), (5, 245245), (7, 175175), (11, 111475), (13, 94325), (25, 49049), (35, 35035), (49, 25025), (55, 22295), (65, 18865), (77, 15925), (91, 13475), (143, 8575), (175, 7007), (245, 5005), (275, 4459), (325, 3773), (343, 3575), (385, 3185), (455, 2695), (539, 2275), (637, 1925), (715, 1715), (1001, 1225)]