87217844

素因数分解:

$2^2\times 7^2\times {\mathrm{373}}^1\times {\mathrm{1193}}^1$

素因数の和:1584

約数の個数: 36

約数和(自身を含む): 178175844

約数和(自身を除く): 90958000

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 373, 746, 1193, 1492, 2386, 2611, 4772, 5222, 8351, 10444, 16702, 18277, 33404, 36554, 58457, 73108, 116914, 233828, 444989, 889978, 1779956, 3114923, 6229846, 12459692, 21804461, 43608922, 87217844]

約数ペア:

[(1, 87217844), (2, 43608922), (4, 21804461), (7, 12459692), (14, 6229846), (28, 3114923), (49, 1779956), (98, 889978), (196, 444989), (373, 233828), (746, 116914), (1193, 73108), (1492, 58457), (2386, 36554), (2611, 33404), (4772, 18277), (5222, 16702), (8351, 10444)]