221378434209

素因数分解:

$3^8\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{2903}}^1$

素因数の和:3183

約数の個数: 72

約数和(自身を含む): 339509776320

約数和(自身を除く): 118131342111

約数列:

[1, 3, 9, 27, 59, 81, 177, 197, 243, 531, 591, 729, 1593, 1773, 2187, 2903, 4779, 5319, 6561, 8709, 11623, 14337, 15957, 26127, 34869, 43011, 47871, 78381, 104607, 129033, 143613, 171277, 235143, 313821, 387099, 430839, 513831, 571891, 705429, 941463, 1292517, 1541493, 1715673, 2116287, 2824389, 4624479, 5147019, 6348861, 8473167, 13873437, 15441057, 19046583, 25419501, 33741569, 41620311, 46323171, 76258503, 101224707, 124860933, 138969513, 303674121, 374582799, 416908539, 911022363, 1123748397, 1250725617, 2733067089, 3752176851, 8199201267, 24597603801, 73792811403, 221378434209]

約数ペア:

[(1, 221378434209), (3, 73792811403), (9, 24597603801), (27, 8199201267), (59, 3752176851), (81, 2733067089), (177, 1250725617), (197, 1123748397), (243, 911022363), (531, 416908539), (591, 374582799), (729, 303674121), (1593, 138969513), (1773, 124860933), (2187, 101224707), (2903, 76258503), (4779, 46323171), (5319, 41620311), (6561, 33741569), (8709, 25419501), (11623, 19046583), (14337, 15441057), (15957, 13873437), (26127, 8473167), (34869, 6348861), (43011, 5147019), (47871, 4624479), (78381, 2824389), (104607, 2116287), (129033, 1715673), (143613, 1541493), (171277, 1292517), (235143, 941463), (313821, 705429), (387099, 571891), (430839, 513831)]