28667304028

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{263}}^1\times {\mathrm{1993}}^1$

素因数の和:2395

約数の個数: 72

約数和(自身を含む): 55870635744

約数和(自身を除く): 27203331716

約数列:

[1, 2, 4, 11, 22, 44, 113, 121, 226, 242, 263, 452, 484, 526, 1052, 1243, 1993, 2486, 2893, 3986, 4972, 5786, 7972, 11572, 13673, 21923, 27346, 29719, 31823, 43846, 54692, 59438, 63646, 87692, 118876, 127292, 225209, 241153, 326909, 450418, 482306, 524159, 653818, 900836, 964612, 1048318, 1307636, 2096636, 2477299, 3595999, 4954598, 5765749, 7191998, 9909196, 11531498, 14383996, 23062996, 27250289, 54500578, 59229967, 63423239, 109001156, 118459934, 126846478, 236919868, 253692956, 651529637, 1303059274, 2606118548, 7166826007, 14333652014, 28667304028]

約数ペア:

[(1, 28667304028), (2, 14333652014), (4, 7166826007), (11, 2606118548), (22, 1303059274), (44, 651529637), (113, 253692956), (121, 236919868), (226, 126846478), (242, 118459934), (263, 109001156), (452, 63423239), (484, 59229967), (526, 54500578), (1052, 27250289), (1243, 23062996), (1993, 14383996), (2486, 11531498), (2893, 9909196), (3986, 7191998), (4972, 5765749), (5786, 4954598), (7972, 3595999), (11572, 2477299), (13673, 2096636), (21923, 1307636), (27346, 1048318), (29719, 964612), (31823, 900836), (43846, 653818), (54692, 524159), (59438, 482306), (63646, 450418), (87692, 326909), (118876, 241153), (127292, 225209)]