1215706089

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 1908264960

約数和(自身を除く): 692558871

約数列:

[1, 3, 13, 19, 39, 47, 57, 67, 141, 201, 247, 521, 611, 741, 871, 893, 1273, 1563, 1833, 2613, 2679, 3149, 3819, 6773, 9447, 9899, 11609, 16549, 20319, 24487, 29697, 34827, 34907, 40937, 49647, 59831, 73461, 104721, 122811, 128687, 179493, 318331, 386061, 453791, 465253, 663233, 777803, 954993, 1361373, 1395759, 1640629, 1989699, 2333409, 4921887, 6048289, 8622029, 18144867, 21328177, 25866087, 31171951, 63984531, 93515853, 405235363, 1215706089]

約数ペア:

[(1, 1215706089), (3, 405235363), (13, 93515853), (19, 63984531), (39, 31171951), (47, 25866087), (57, 21328177), (67, 18144867), (141, 8622029), (201, 6048289), (247, 4921887), (521, 2333409), (611, 1989699), (741, 1640629), (871, 1395759), (893, 1361373), (1273, 954993), (1563, 777803), (1833, 663233), (2613, 465253), (2679, 453791), (3149, 386061), (3819, 318331), (6773, 179493), (9447, 128687), (9899, 122811), (11609, 104721), (16549, 73461), (20319, 59831), (24487, 49647), (29697, 40937), (34827, 34907)]