217389172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{54293}}^1$

素因数の和:54328

約数の個数: 48

約数和(自身を含む): 510797952

約数和(自身を除く): 293408780

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 54293, 108586, 217172, 380051, 597223, 705809, 760102, 1194446, 1411618, 1520204, 2388892, 2823236, 4180561, 4940663, 7763899, 8361122, 9881326, 15527798, 16722244, 19762652, 31055596, 54347293, 108694586, 217389172]

約数ペア:

[(1, 217389172), (2, 108694586), (4, 54347293), (7, 31055596), (11, 19762652), (13, 16722244), (14, 15527798), (22, 9881326), (26, 8361122), (28, 7763899), (44, 4940663), (52, 4180561), (77, 2823236), (91, 2388892), (143, 1520204), (154, 1411618), (182, 1194446), (286, 760102), (308, 705809), (364, 597223), (572, 380051), (1001, 217172), (2002, 108586), (4004, 54293)]