211023747

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1$

素因数の和:2688

約数の個数: 48

約数和(自身を含む): 358300800

約数和(自身を除く): 147277053

約数列:

[1, 3, 9, 11, 19, 33, 43, 57, 99, 129, 171, 209, 387, 473, 627, 817, 1419, 1881, 2451, 2609, 4257, 7353, 7827, 8987, 23481, 26961, 28699, 49571, 80883, 86097, 112187, 148713, 258291, 336561, 446139, 545281, 1009683, 1234057, 1635843, 2131553, 3702171, 4907529, 6394659, 11106513, 19183977, 23447083, 70341249, 211023747]

約数ペア:

[(1, 211023747), (3, 70341249), (9, 23447083), (11, 19183977), (19, 11106513), (33, 6394659), (43, 4907529), (57, 3702171), (99, 2131553), (129, 1635843), (171, 1234057), (209, 1009683), (387, 545281), (473, 446139), (627, 336561), (817, 258291), (1419, 148713), (1881, 112187), (2451, 86097), (2609, 80883), (4257, 49571), (7353, 28699), (7827, 26961), (8987, 23481)]