421391572

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{49999}}^1$

素因数の和:50060

約数の個数: 36

約数和(自身を含む): 877800000

約数和(自身を除く): 456408428

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 49999, 99998, 199996, 349993, 699986, 1399972, 2149957, 2449951, 4299914, 4899902, 8599828, 9799804, 15049699, 30099398, 60198796, 105347893, 210695786, 421391572]

約数ペア:

[(1, 421391572), (2, 210695786), (4, 105347893), (7, 60198796), (14, 30099398), (28, 15049699), (43, 9799804), (49, 8599828), (86, 4899902), (98, 4299914), (172, 2449951), (196, 2149957), (301, 1399972), (602, 699986), (1204, 349993), (2107, 199996), (4214, 99998), (8428, 49999)]