42131572

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4999}}^1$

素因数の和:5060

約数の個数: 36

約数和(自身を含む): 87780000

約数和(自身を除く): 45648428

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 4999, 8428, 9998, 19996, 34993, 69986, 139972, 214957, 244951, 429914, 489902, 859828, 979804, 1504699, 3009398, 6018796, 10532893, 21065786, 42131572]

約数ペア:

[(1, 42131572), (2, 21065786), (4, 10532893), (7, 6018796), (14, 3009398), (28, 1504699), (43, 979804), (49, 859828), (86, 489902), (98, 429914), (172, 244951), (196, 214957), (301, 139972), (602, 69986), (1204, 34993), (2107, 19996), (4214, 9998), (4999, 8428)]