218103678

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:381

約数の個数: 112

約数和(自身を含む): 544261536

約数和(自身を除く): 326157858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 81, 111, 117, 162, 222, 234, 243, 311, 333, 351, 481, 486, 622, 666, 702, 729, 933, 962, 999, 1053, 1443, 1458, 1866, 1998, 2106, 2799, 2886, 2997, 3159, 4043, 4329, 5598, 5994, 6318, 8086, 8397, 8658, 8991, 9477, 11507, 12129, 12987, 16794, 17982, 18954, 23014, 24258, 25191, 25974, 26973, 34521, 36387, 38961, 50382, 53946, 69042, 72774, 75573, 77922, 103563, 109161, 116883, 149591, 151146, 207126, 218322, 226719, 233766, 299182, 310689, 327483, 350649, 448773, 453438, 621378, 654966, 701298, 897546, 932067, 982449, 1346319, 1864134, 1964898, 2692638, 2796201, 2947347, 4038957, 5592402, 5894694, 8077914, 8388603, 12116871, 16777206, 24233742, 36350613, 72701226, 109051839, 218103678]

約数ペア:

[(1, 218103678), (2, 109051839), (3, 72701226), (6, 36350613), (9, 24233742), (13, 16777206), (18, 12116871), (26, 8388603), (27, 8077914), (37, 5894694), (39, 5592402), (54, 4038957), (74, 2947347), (78, 2796201), (81, 2692638), (111, 1964898), (117, 1864134), (162, 1346319), (222, 982449), (234, 932067), (243, 897546), (311, 701298), (333, 654966), (351, 621378), (481, 453438), (486, 448773), (622, 350649), (666, 327483), (702, 310689), (729, 299182), (933, 233766), (962, 226719), (999, 218322), (1053, 207126), (1443, 151146), (1458, 149591), (1866, 116883), (1998, 109161), (2106, 103563), (2799, 77922), (2886, 75573), (2997, 72774), (3159, 69042), (4043, 53946), (4329, 50382), (5598, 38961), (5994, 36387), (6318, 34521), (8086, 26973), (8397, 25974), (8658, 25191), (8991, 24258), (9477, 23014), (11507, 18954), (12129, 17982), (12987, 16794)]