49251839

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 67461120

約数和(自身を除く): 18209281

約数列:

[1, 7, 13, 17, 31, 79, 91, 119, 169, 217, 221, 403, 527, 553, 1027, 1183, 1343, 1547, 2449, 2821, 2873, 3689, 5239, 6851, 7189, 9401, 13351, 17143, 17459, 20111, 31837, 36673, 41633, 47957, 89063, 93457, 122213, 222859, 226967, 291431, 413881, 541229, 623441, 1588769, 2897167, 3788603, 7035977, 49251839]

約数ペア:

[(1, 49251839), (7, 7035977), (13, 3788603), (17, 2897167), (31, 1588769), (79, 623441), (91, 541229), (119, 413881), (169, 291431), (217, 226967), (221, 222859), (403, 122213), (527, 93457), (553, 89063), (1027, 47957), (1183, 41633), (1343, 36673), (1547, 31837), (2449, 20111), (2821, 17459), (2873, 17143), (3689, 13351), (5239, 9401), (6851, 7189)]