7989527421

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 12638208000

約数和(自身を除く): 4648680579

約数列:

[1, 3, 9, 27, 31, 59, 81, 93, 177, 199, 271, 279, 531, 597, 813, 837, 1593, 1791, 1829, 2439, 2511, 4779, 5373, 5487, 6169, 7317, 8401, 11741, 15989, 16119, 16461, 18507, 21951, 25203, 35223, 47967, 49383, 53929, 55521, 75609, 105669, 143901, 148149, 161787, 166563, 226827, 317007, 363971, 431703, 485361, 495659, 499689, 680481, 951021, 1091913, 1295109, 1456083, 1486977, 1671799, 3181811, 3275739, 4368249, 4460931, 5015397, 9545433, 9827217, 13382793, 15046191, 28636299, 29481651, 40148379, 45138573, 85908897, 98636141, 135415719, 257726691, 295908423, 887725269, 2663175807, 7989527421]

約数ペア:

[(1, 7989527421), (3, 2663175807), (9, 887725269), (27, 295908423), (31, 257726691), (59, 135415719), (81, 98636141), (93, 85908897), (177, 45138573), (199, 40148379), (271, 29481651), (279, 28636299), (531, 15046191), (597, 13382793), (813, 9827217), (837, 9545433), (1593, 5015397), (1791, 4460931), (1829, 4368249), (2439, 3275739), (2511, 3181811), (4779, 1671799), (5373, 1486977), (5487, 1456083), (6169, 1295109), (7317, 1091913), (8401, 951021), (11741, 680481), (15989, 499689), (16119, 495659), (16461, 485361), (18507, 431703), (21951, 363971), (25203, 317007), (35223, 226827), (47967, 166563), (49383, 161787), (53929, 148149), (55521, 143901), (75609, 105669)]