47905585

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 73256400

約数和(自身を除く): 25350815

約数列:

[1, 5, 7, 13, 35, 49, 65, 89, 91, 169, 245, 445, 455, 623, 637, 845, 1157, 1183, 2197, 3115, 3185, 4361, 5785, 5915, 8099, 8281, 10985, 15041, 15379, 21805, 40495, 41405, 56693, 75205, 76895, 105287, 107653, 195533, 283465, 526435, 538265, 737009, 977665, 1368731, 3685045, 6843655, 9581117, 47905585]

約数ペア:

[(1, 47905585), (5, 9581117), (7, 6843655), (13, 3685045), (35, 1368731), (49, 977665), (65, 737009), (89, 538265), (91, 526435), (169, 283465), (245, 195533), (445, 107653), (455, 105287), (623, 76895), (637, 75205), (845, 56693), (1157, 41405), (1183, 40495), (2197, 21805), (3115, 15379), (3185, 15041), (4361, 10985), (5785, 8281), (5915, 8099)]