245196

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{139}}^1$

素因数の和:163

約数の個数: 54

約数和(自身を含む): 726180

約数和(自身を除く): 480984

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 139, 147, 196, 252, 278, 294, 417, 441, 556, 588, 834, 882, 973, 1251, 1668, 1764, 1946, 2502, 2919, 3892, 5004, 5838, 6811, 8757, 11676, 13622, 17514, 20433, 27244, 35028, 40866, 61299, 81732, 122598, 245196]

約数ペア:

[(1, 245196), (2, 122598), (3, 81732), (4, 61299), (6, 40866), (7, 35028), (9, 27244), (12, 20433), (14, 17514), (18, 13622), (21, 11676), (28, 8757), (36, 6811), (42, 5838), (49, 5004), (63, 3892), (84, 2919), (98, 2502), (126, 1946), (139, 1764), (147, 1668), (196, 1251), (252, 973), (278, 882), (294, 834), (417, 588), (441, 556)]