65913561

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 118886400

約数和(自身を除く): 52972839

約数列:

[1, 3, 7, 9, 21, 23, 27, 59, 63, 69, 161, 177, 189, 207, 257, 413, 483, 531, 621, 771, 1239, 1357, 1449, 1593, 1799, 2313, 3717, 4071, 4347, 5397, 5911, 6939, 9499, 11151, 12213, 15163, 16191, 17733, 28497, 36639, 41377, 45489, 48573, 53199, 85491, 106141, 124131, 136467, 159597, 256473, 318423, 348749, 372393, 409401, 955269, 1046247, 1117179, 2441243, 2865807, 3138741, 7323729, 9416223, 21971187, 65913561]

約数ペア:

[(1, 65913561), (3, 21971187), (7, 9416223), (9, 7323729), (21, 3138741), (23, 2865807), (27, 2441243), (59, 1117179), (63, 1046247), (69, 955269), (161, 409401), (177, 372393), (189, 348749), (207, 318423), (257, 256473), (413, 159597), (483, 136467), (531, 124131), (621, 106141), (771, 85491), (1239, 53199), (1357, 48573), (1449, 45489), (1593, 41377), (1799, 36639), (2313, 28497), (3717, 17733), (4071, 16191), (4347, 15163), (5397, 12213), (5911, 11151), (6939, 9499)]