2815956

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 8377824

約数和(自身を除く): 5561868

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 547, 572, 858, 1094, 1287, 1641, 1716, 2188, 2574, 3282, 4923, 5148, 6017, 6564, 7111, 9846, 12034, 14222, 18051, 19692, 21333, 24068, 28444, 36102, 42666, 54153, 63999, 72204, 78221, 85332, 108306, 127998, 156442, 216612, 234663, 255996, 312884, 469326, 703989, 938652, 1407978, 2815956]

約数ペア:

[(1, 2815956), (2, 1407978), (3, 938652), (4, 703989), (6, 469326), (9, 312884), (11, 255996), (12, 234663), (13, 216612), (18, 156442), (22, 127998), (26, 108306), (33, 85332), (36, 78221), (39, 72204), (44, 63999), (52, 54153), (66, 42666), (78, 36102), (99, 28444), (117, 24068), (132, 21333), (143, 19692), (156, 18051), (198, 14222), (234, 12034), (286, 9846), (396, 7111), (429, 6564), (468, 6017), (547, 5148), (572, 4923), (858, 3282), (1094, 2574), (1287, 2188), (1641, 1716)]