55492749

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 95558400

約数和(自身を除く): 40065651

約数列:

[1, 3, 9, 13, 19, 27, 39, 53, 57, 117, 157, 159, 171, 247, 351, 471, 477, 513, 689, 741, 1007, 1413, 1431, 2041, 2067, 2223, 2983, 3021, 4239, 6123, 6201, 6669, 8321, 8949, 9063, 13091, 18369, 18603, 24963, 26847, 27189, 38779, 39273, 55107, 74889, 80541, 108173, 116337, 117819, 158099, 224667, 324519, 349011, 353457, 474297, 973557, 1047033, 1422891, 2055287, 2920671, 4268673, 6165861, 18497583, 55492749]

約数ペア:

[(1, 55492749), (3, 18497583), (9, 6165861), (13, 4268673), (19, 2920671), (27, 2055287), (39, 1422891), (53, 1047033), (57, 973557), (117, 474297), (157, 353457), (159, 349011), (171, 324519), (247, 224667), (351, 158099), (471, 117819), (477, 116337), (513, 108173), (689, 80541), (741, 74889), (1007, 55107), (1413, 39273), (1431, 38779), (2041, 27189), (2067, 26847), (2223, 24963), (2983, 18603), (3021, 18369), (4239, 13091), (6123, 9063), (6201, 8949), (6669, 8321)]