77468881

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 97417728

約数和(自身を除く): 19948847

約数列:

[1, 7, 17, 53, 71, 119, 173, 371, 497, 901, 1207, 1211, 2941, 3763, 6307, 8449, 9169, 12283, 20587, 26341, 63971, 64183, 85981, 155873, 208811, 447797, 650999, 1091111, 1461677, 4556993, 11066983, 77468881]

約数ペア:

[(1, 77468881), (7, 11066983), (17, 4556993), (53, 1461677), (71, 1091111), (119, 650999), (173, 447797), (371, 208811), (497, 155873), (901, 85981), (1207, 64183), (1211, 63971), (2941, 26341), (3763, 20587), (6307, 12283), (8449, 9169)]