189854665

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5419}}^1$

素因数の和:5462

約数の個数: 48

約数和(自身を含む): 311411520

約数和(自身を除く): 121556855

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 385, 455, 539, 637, 715, 1001, 2695, 3185, 5005, 5419, 7007, 27095, 35035, 37933, 59609, 70447, 189665, 265531, 298045, 352235, 417263, 493129, 774917, 1327655, 2086315, 2465645, 2920841, 3451903, 3874585, 5424419, 14604205, 17259515, 27122095, 37970933, 189854665]

約数ペア:

[(1, 189854665), (5, 37970933), (7, 27122095), (11, 17259515), (13, 14604205), (35, 5424419), (49, 3874585), (55, 3451903), (65, 2920841), (77, 2465645), (91, 2086315), (143, 1327655), (245, 774917), (385, 493129), (455, 417263), (539, 352235), (637, 298045), (715, 265531), (1001, 189665), (2695, 70447), (3185, 59609), (5005, 37933), (5419, 35035), (7007, 27095)]