29991992

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1499}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 58590000

約数和(自身を除く): 28598008

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 328, 488, 1499, 2501, 2998, 5002, 5996, 10004, 11992, 20008, 61459, 91439, 122918, 182878, 245836, 365756, 491672, 731512, 3748999, 7497998, 14995996, 29991992]

約数ペア:

[(1, 29991992), (2, 14995996), (4, 7497998), (8, 3748999), (41, 731512), (61, 491672), (82, 365756), (122, 245836), (164, 182878), (244, 122918), (328, 91439), (488, 61459), (1499, 20008), (2501, 11992), (2998, 10004), (5002, 5996)]