81121482

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 200019456

約数和(自身を除く): 118897974

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 53, 62, 78, 93, 106, 117, 159, 186, 211, 234, 279, 318, 403, 422, 477, 558, 633, 689, 806, 954, 1209, 1266, 1378, 1643, 1899, 2067, 2418, 2743, 3286, 3627, 3798, 4134, 4929, 5486, 6201, 6541, 7254, 8229, 9858, 11183, 12402, 13082, 14787, 16458, 19623, 21359, 22366, 24687, 29574, 33549, 39246, 42718, 49374, 58869, 64077, 67098, 85033, 100647, 117738, 128154, 145379, 170066, 192231, 201294, 255099, 290758, 346673, 384462, 436137, 510198, 693346, 765297, 872274, 1040019, 1308411, 1530594, 2080038, 2616822, 3120057, 4506749, 6240114, 9013498, 13520247, 27040494, 40560741, 81121482]

約数ペア:

[(1, 81121482), (2, 40560741), (3, 27040494), (6, 13520247), (9, 9013498), (13, 6240114), (18, 4506749), (26, 3120057), (31, 2616822), (39, 2080038), (53, 1530594), (62, 1308411), (78, 1040019), (93, 872274), (106, 765297), (117, 693346), (159, 510198), (186, 436137), (211, 384462), (234, 346673), (279, 290758), (318, 255099), (403, 201294), (422, 192231), (477, 170066), (558, 145379), (633, 128154), (689, 117738), (806, 100647), (954, 85033), (1209, 67098), (1266, 64077), (1378, 58869), (1643, 49374), (1899, 42718), (2067, 39246), (2418, 33549), (2743, 29574), (3286, 24687), (3627, 22366), (3798, 21359), (4134, 19623), (4929, 16458), (5486, 14787), (6201, 13082), (6541, 12402), (7254, 11183), (8229, 9858)]