81324594

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 208373760

約数和(自身を除く): 127049166

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 37, 39, 54, 62, 74, 78, 93, 101, 111, 117, 186, 202, 222, 234, 279, 303, 333, 351, 403, 481, 558, 606, 666, 702, 806, 837, 909, 962, 999, 1147, 1209, 1313, 1443, 1674, 1818, 1998, 2294, 2418, 2626, 2727, 2886, 3131, 3441, 3627, 3737, 3939, 4329, 5454, 6262, 6882, 7254, 7474, 7878, 8658, 9393, 10323, 10881, 11211, 11817, 12987, 14911, 18786, 20646, 21762, 22422, 23634, 25974, 28179, 29822, 30969, 33633, 35451, 40703, 44733, 48581, 56358, 61938, 67266, 70902, 81406, 84537, 89466, 97162, 100899, 115847, 122109, 134199, 145743, 169074, 201798, 231694, 244218, 268398, 291486, 347541, 366327, 402597, 437229, 695082, 732654, 805194, 874458, 1042623, 1098981, 1311687, 1506011, 2085246, 2197962, 2623374, 3012022, 3127869, 4518033, 6255738, 9036066, 13554099, 27108198, 40662297, 81324594]

約数ペア:

[(1, 81324594), (2, 40662297), (3, 27108198), (6, 13554099), (9, 9036066), (13, 6255738), (18, 4518033), (26, 3127869), (27, 3012022), (31, 2623374), (37, 2197962), (39, 2085246), (54, 1506011), (62, 1311687), (74, 1098981), (78, 1042623), (93, 874458), (101, 805194), (111, 732654), (117, 695082), (186, 437229), (202, 402597), (222, 366327), (234, 347541), (279, 291486), (303, 268398), (333, 244218), (351, 231694), (403, 201798), (481, 169074), (558, 145743), (606, 134199), (666, 122109), (702, 115847), (806, 100899), (837, 97162), (909, 89466), (962, 84537), (999, 81406), (1147, 70902), (1209, 67266), (1313, 61938), (1443, 56358), (1674, 48581), (1818, 44733), (1998, 40703), (2294, 35451), (2418, 33633), (2626, 30969), (2727, 29822), (2886, 28179), (3131, 25974), (3441, 23634), (3627, 22422), (3737, 21762), (3939, 20646), (4329, 18786), (5454, 14911), (6262, 12987), (6882, 11817), (7254, 11211), (7474, 10881), (7878, 10323), (8658, 9393)]