158280213

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 270950400

約数和(自身を除く): 112670187

約数列:

[1, 3, 7, 13, 21, 39, 41, 79, 91, 123, 179, 237, 273, 287, 533, 537, 553, 861, 1027, 1253, 1599, 1659, 2327, 3081, 3239, 3731, 3759, 6981, 7189, 7339, 9717, 11193, 14141, 16289, 21567, 22017, 22673, 42107, 42423, 48867, 51373, 68019, 95407, 98987, 126321, 154119, 183833, 286221, 294749, 296961, 551499, 579781, 667849, 884247, 1286831, 1739343, 2003547, 3860493, 4058467, 7537153, 12175401, 22611459, 52760071, 158280213]

約数ペア:

[(1, 158280213), (3, 52760071), (7, 22611459), (13, 12175401), (21, 7537153), (39, 4058467), (41, 3860493), (79, 2003547), (91, 1739343), (123, 1286831), (179, 884247), (237, 667849), (273, 579781), (287, 551499), (533, 296961), (537, 294749), (553, 286221), (861, 183833), (1027, 154119), (1253, 126321), (1599, 98987), (1659, 95407), (2327, 68019), (3081, 51373), (3239, 48867), (3731, 42423), (3759, 42107), (6981, 22673), (7189, 22017), (7339, 21567), (9717, 16289), (11193, 14141)]