72878946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 176517120

約数和(自身を除く): 103638174

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 271, 337, 399, 542, 674, 798, 813, 1011, 1626, 1897, 2022, 2359, 3794, 4718, 5149, 5691, 6403, 7077, 10298, 11382, 12806, 14154, 15447, 19209, 30894, 36043, 38418, 44821, 72086, 89642, 91327, 108129, 134463, 182654, 216258, 268926, 273981, 547962, 639289, 1278578, 1735213, 1917867, 3470426, 3835734, 5205639, 10411278, 12146491, 24292982, 36439473, 72878946]

約数ペア:

[(1, 72878946), (2, 36439473), (3, 24292982), (6, 12146491), (7, 10411278), (14, 5205639), (19, 3835734), (21, 3470426), (38, 1917867), (42, 1735213), (57, 1278578), (114, 639289), (133, 547962), (266, 273981), (271, 268926), (337, 216258), (399, 182654), (542, 134463), (674, 108129), (798, 91327), (813, 89642), (1011, 72086), (1626, 44821), (1897, 38418), (2022, 36043), (2359, 30894), (3794, 19209), (4718, 15447), (5149, 14154), (5691, 12806), (6403, 11382), (7077, 10298)]