311671611

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 506880000

約数和(自身を除く): 195208389

約数列:

[1, 3, 9, 19, 27, 43, 57, 71, 129, 171, 199, 213, 387, 513, 597, 639, 817, 1161, 1349, 1791, 1917, 2451, 3053, 3781, 4047, 5373, 7353, 8557, 9159, 11343, 12141, 14129, 22059, 25671, 27477, 34029, 36423, 42387, 58007, 77013, 82431, 102087, 127161, 162583, 174021, 231039, 268451, 381483, 487749, 522063, 607547, 805353, 1463247, 1566189, 1822641, 2416059, 4389741, 5467923, 7248177, 11543393, 16403769, 34630179, 103890537, 311671611]

約数ペア:

[(1, 311671611), (3, 103890537), (9, 34630179), (19, 16403769), (27, 11543393), (43, 7248177), (57, 5467923), (71, 4389741), (129, 2416059), (171, 1822641), (199, 1566189), (213, 1463247), (387, 805353), (513, 607547), (597, 522063), (639, 487749), (817, 381483), (1161, 268451), (1349, 231039), (1791, 174021), (1917, 162583), (2451, 127161), (3053, 102087), (3781, 82431), (4047, 77013), (5373, 58007), (7353, 42387), (8557, 36423), (9159, 34029), (11343, 27477), (12141, 25671), (14129, 22059)]