31964751

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 58705920

約数和(自身を除く): 26741169

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 403, 651, 819, 1209, 1259, 1953, 2821, 3627, 3777, 8463, 8813, 11331, 16367, 25389, 26439, 39029, 49101, 79317, 114569, 117087, 147303, 273203, 343707, 351261, 507377, 819609, 1031121, 1522131, 2458827, 3551639, 4566393, 10654917, 31964751]

約数ペア:

[(1, 31964751), (3, 10654917), (7, 4566393), (9, 3551639), (13, 2458827), (21, 1522131), (31, 1031121), (39, 819609), (63, 507377), (91, 351261), (93, 343707), (117, 273203), (217, 147303), (273, 117087), (279, 114569), (403, 79317), (651, 49101), (819, 39029), (1209, 26439), (1259, 25389), (1953, 16367), (2821, 11331), (3627, 8813), (3777, 8463)]