2278955

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 3456000

約数和(自身を除く): 1177045

約数列:

[1, 5, 7, 19, 23, 35, 95, 115, 133, 149, 161, 437, 665, 745, 805, 1043, 2185, 2831, 3059, 3427, 5215, 14155, 15295, 17135, 19817, 23989, 65113, 99085, 119945, 325565, 455791, 2278955]

約数ペア:

[(1, 2278955), (5, 455791), (7, 325565), (19, 119945), (23, 99085), (35, 65113), (95, 23989), (115, 19817), (133, 17135), (149, 15295), (161, 14155), (437, 5215), (665, 3427), (745, 3059), (805, 2831), (1043, 2185)]