222566515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 290304000

約数和(自身を除く): 67737485

約数列:

[1, 5, 23, 31, 115, 149, 155, 419, 713, 745, 2095, 3427, 3565, 4619, 9637, 12989, 17135, 23095, 48185, 62431, 64945, 106237, 298747, 312155, 531185, 1435913, 1493735, 1935361, 7179565, 9676805, 44513303, 222566515]

約数ペア:

[(1, 222566515), (5, 44513303), (23, 9676805), (31, 7179565), (115, 1935361), (149, 1493735), (155, 1435913), (419, 531185), (713, 312155), (745, 298747), (2095, 106237), (3427, 64945), (3565, 62431), (4619, 48185), (9637, 23095), (12989, 17135)]