208080138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 488125440

約数和(自身を除く): 280045302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 131, 177, 262, 354, 393, 413, 641, 786, 826, 917, 1239, 1282, 1834, 1923, 2478, 2751, 3846, 4487, 5502, 7729, 8974, 13461, 15458, 23187, 26922, 37819, 46374, 54103, 75638, 83971, 108206, 113457, 162309, 167942, 226914, 251913, 264733, 324618, 503826, 529466, 587797, 794199, 1175594, 1588398, 1763391, 3526782, 4954289, 9908578, 14862867, 29725734, 34680023, 69360046, 104040069, 208080138]

約数ペア:

[(1, 208080138), (2, 104040069), (3, 69360046), (6, 34680023), (7, 29725734), (14, 14862867), (21, 9908578), (42, 4954289), (59, 3526782), (118, 1763391), (131, 1588398), (177, 1175594), (262, 794199), (354, 587797), (393, 529466), (413, 503826), (641, 324618), (786, 264733), (826, 251913), (917, 226914), (1239, 167942), (1282, 162309), (1834, 113457), (1923, 108206), (2478, 83971), (2751, 75638), (3846, 54103), (4487, 46374), (5502, 37819), (7729, 26922), (8974, 23187), (13461, 15458)]