207118377

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:245

約数の個数: 56

約数和(自身を含む): 327768840

約数和(自身を除く): 120650463

約数列:

[1, 3, 9, 27, 29, 81, 87, 97, 101, 243, 261, 291, 303, 729, 783, 873, 909, 2349, 2619, 2727, 2813, 2929, 7047, 7857, 8181, 8439, 8787, 9797, 21141, 23571, 24543, 25317, 26361, 29391, 70713, 73629, 75951, 79083, 88173, 227853, 237249, 264519, 284113, 683559, 711747, 793557, 852339, 2050677, 2135241, 2380671, 2557017, 7142013, 7671051, 23013153, 69039459, 207118377]

約数ペア:

[(1, 207118377), (3, 69039459), (9, 23013153), (27, 7671051), (29, 7142013), (81, 2557017), (87, 2380671), (97, 2135241), (101, 2050677), (243, 852339), (261, 793557), (291, 711747), (303, 683559), (729, 284113), (783, 264519), (873, 237249), (909, 227853), (2349, 88173), (2619, 79083), (2727, 75951), (2813, 73629), (2929, 70713), (7047, 29391), (7857, 26361), (8181, 25317), (8439, 24543), (8787, 23571), (9797, 21141)]