247206575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2423}}^1$

素因数の和:2504

約数の個数: 48

約数和(自身を含む): 389546496

約数和(自身を除く): 142339921

約数列:

[1, 5, 7, 11, 25, 35, 53, 55, 77, 175, 265, 275, 371, 385, 583, 1325, 1855, 1925, 2423, 2915, 4081, 9275, 12115, 14575, 16961, 20405, 26653, 60575, 84805, 102025, 128419, 133265, 186571, 424025, 642095, 666325, 898933, 932855, 1412609, 3210475, 4494665, 4664275, 7063045, 9888263, 22473325, 35315225, 49441315, 247206575]

約数ペア:

[(1, 247206575), (5, 49441315), (7, 35315225), (11, 22473325), (25, 9888263), (35, 7063045), (53, 4664275), (55, 4494665), (77, 3210475), (175, 1412609), (265, 932855), (275, 898933), (371, 666325), (385, 642095), (583, 424025), (1325, 186571), (1855, 133265), (1925, 128419), (2423, 102025), (2915, 84805), (4081, 60575), (9275, 26653), (12115, 20405), (14575, 16961)]