27198747

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 44204160

約数和(自身を除く): 17005413

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 137, 171, 243, 387, 411, 513, 817, 1161, 1233, 1539, 2451, 2603, 3483, 3699, 4617, 5891, 7353, 7809, 10449, 11097, 17673, 22059, 23427, 33291, 53019, 66177, 70281, 111929, 159057, 198531, 210843, 335787, 477171, 632529, 1007361, 1431513, 3022083, 9066249, 27198747]

約数ペア:

[(1, 27198747), (3, 9066249), (9, 3022083), (19, 1431513), (27, 1007361), (43, 632529), (57, 477171), (81, 335787), (129, 210843), (137, 198531), (171, 159057), (243, 111929), (387, 70281), (411, 66177), (513, 53019), (817, 33291), (1161, 23427), (1233, 22059), (1539, 17673), (2451, 11097), (2603, 10449), (3483, 7809), (3699, 7353), (4617, 5891)]