208529854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 376451712

約数和(自身を除く): 167921858

約数列:

[1, 2, 13, 17, 26, 34, 37, 41, 74, 82, 221, 311, 442, 481, 533, 622, 629, 697, 962, 1066, 1258, 1394, 1517, 3034, 4043, 5287, 8086, 8177, 9061, 10574, 11507, 12751, 16354, 18122, 19721, 23014, 25502, 25789, 39442, 51578, 68731, 137462, 149591, 165763, 195619, 216767, 299182, 331526, 335257, 391238, 433534, 471787, 670514, 943574, 2543047, 2817971, 5086094, 5635942, 6133231, 8020379, 12266462, 16040758, 104264927, 208529854]

約数ペア:

[(1, 208529854), (2, 104264927), (13, 16040758), (17, 12266462), (26, 8020379), (34, 6133231), (37, 5635942), (41, 5086094), (74, 2817971), (82, 2543047), (221, 943574), (311, 670514), (442, 471787), (481, 433534), (533, 391238), (622, 335257), (629, 331526), (697, 299182), (962, 216767), (1066, 195619), (1258, 165763), (1394, 149591), (1517, 137462), (3034, 68731), (4043, 51578), (5287, 39442), (8086, 25789), (8177, 25502), (9061, 23014), (10574, 19721), (11507, 18122), (12751, 16354)]